Mardi 13 octobre 2026
105 CVE
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CVE-2026-62840 7.0 Élevée
Microsoft Linux 3P (Third Party) Distros
Time-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-97803 7.8 Élevée
Microsoft Windows 11 version 26H1 · Microsoft windows 11 26h1
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96929 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96915 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Integer overflow or wraparound in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-96913 8.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96868 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 Version 26H2 · Microsoft Windows Server 2025
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96865 5.6 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.
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CVE-2026-96853 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-96849 5.5 Moyenne
Microsoft Windows 11 version 26H1 · Microsoft windows 11 26h1
Use of uninitialized resource in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.
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CVE-2026-96848 5.5 Moyenne
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Buffer over-read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-96317 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96312 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96249 7.8 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-96247 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use of uninitialized resource in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.
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CVE-2026-96216 7.0 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-96118 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-88141 7.0 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-88139 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-88134 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-88110 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 Version 26H2 · Microsoft Windows Server 2025
Heap-based buffer overflow in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-88073 7.8 Élevée
Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2
Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-85945 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-85939 5.3 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Weak authentication in Windows Kernel allows an authorized attacker to bypass a security feature over a network.
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CVE-2026-85871 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-85858 7.8 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-85857 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Insertion of sensitive information into log file in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.
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CVE-2026-85850 7.8 Élevée
Microsoft Windows 11 version 26H1
Release of invalid pointer or reference in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-85837 7.8 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-85836 7.8 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-85804 7.8 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-85802 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-85372 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83925 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use of uninitialized resource in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-83924 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83918 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Integer overflow or wraparound in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83913 7.8 Élevée
Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83909 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-83901 7.0 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-83897 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-83895 6.8 Moyenne
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an unauthorized attacker to elevate privileges with a physical attack.
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CVE-2026-83882 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83837 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Improper access control in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-83834 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-83833 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83796 7.8 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 Version 26H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83774 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-83768 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83761 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-83756 7.8 Élevée
Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-83736 5.5 Moyenne
Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83735 7.8 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Release of invalid pointer or reference in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83690 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83675 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-83637 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-83582 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Graphics Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-83573 6.8 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Integer overflow or wraparound in Windows Kernel Mode Driver allows an unauthorized attacker to elevate privileges with a physical attack.
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CVE-2026-83568 7.8 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Improper access control in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
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CVE-2026-70303 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70295 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70294 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70293 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70292 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70288 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70285 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70284 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70273 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70271 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70253 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70249 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70243 7.0 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows Server 2025 · Microsoft Windows Server 2025 (Server Core installation) · Microsoft windows 11 23h2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70236 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70232 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-70211 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
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CVE-2026-70209 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70199 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-70176 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70170 6.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Untrusted pointer dereference in Windows Kernel allows an authorized attacker to deny service over a network.
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CVE-2026-70160 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70144 7.0 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70121 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70117 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70114 7.8 Élevée
Microsoft Windows 11 Version 23H2 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70111 8.1 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Untrusted pointer dereference in Windows Kernel allows an unauthorized attacker to elevate privileges over a network.
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CVE-2026-70108 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70106 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-70104 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Untrusted pointer dereference in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70077 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-70076 7.0 Élevée
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70067 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70063 4.7 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-70060 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-70026 7.0 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
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CVE-2026-70017 5.5 Moyenne
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Access of resource using incompatible type ('type confusion') in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.
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CVE-2026-69971 5.5 Moyenne
Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2 · Microsoft Windows 11 version 26H1 · Microsoft Windows 11 Version 26H2
Incorrect authorization in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.
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CVE-2026-69898 7.8 Élevée
Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2 · Microsoft Windows 11 Version 23H2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-68836 7.8 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Heap-based buffer overflow in Windows kernel32.dll allows an authorized attacker to elevate privileges locally.
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CVE-2026-108466 5.3 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Out-of-bounds read in Windows Kernel allows an unauthorized attacker to deny service over a network.
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CVE-2026-108462 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-103578 6.8 Moyenne
Microsoft Windows 11 version 26H1
Untrusted pointer dereference in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack.
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CVE-2026-102208 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
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CVE-2026-102207 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-102194 7.0 Élevée
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2026-102187 5.5 Moyenne
Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2
Use of uninitialized resource in Windows Kernel allows an authorized attacker to disclose information locally.
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CVE-2026-19940 6.5 Moyenne
zephyrproject zephyr
The Bluetooth Classic Hands-Free Profile Audio Gateway implementation in subsys/bluetooth/host/classic/hfp_ag.c keeps its struct bt_hfp_ag objects in a static pool indexed by ACL connection index. On link teardown, hfp_ag_disconnected() cancels ag->tx_work and the per-call work items and then clears ag->acl_conn, which marks the pool slot as free — but it leaves ag->ongoing_call_work (and ag->slc_work) untouched. The next connection that lands on the same slot enters hfp_ag_create(), whose only occupancy test is ag->acl_conn, and immediately executes memset(ag, 0, sizeof(struct bt_hfp_ag)) followed by k_work_init_delayable(). Zeroing and re-initialising a k_work_delayable whose struct _timeout node is still linked into the kernel timeout list leaves the kernel holding a reference to a node with NULL prev/next links. ag->ongoing_call_work is armed by the remote peer: when a Hands-Free unit sends AT+CIND? during Service Level Connection establishment and the application provides the asynchronous get_ongoing_call callback, the AG schedules the work for CONFIG_BT_HFP_AG_GET_ONGOING_CALL_TIMEOUT milliseconds (default 10000). The timer is cancelled only if the application answers in time via bt_hfp_ag_ongoing_calls(). A peer that sends AT+CIND?, then disconnects the HFP RFCOMM DLC, then immediately re-opens it on the same ACL link, reuses the same pool slot deterministically while the timeout is still pending — the AG's RFCOMM server accept path (hfp_ag_accept()) calls hfp_ag_create() directly, so the remote side drives both teardown and re-creation. The result is corruption of the kernel's timeout list: sys_dlist_remove() on the zeroed node performs writes through NULL pointers from the clock-announce path, and rescheduling the re-initialised work re-inserts a node the list already references, creating a cycle that the announce loop walks with interrupts locked. The observable impact is a fault or hang of the whole system, i.e. a denial of service reachable from Bluetooth radio range; no attacker-controlled data is written, so this does not by itself yield code execution. Exposure is limited to builds with CONFIG_BT_HFP_AG (marked experimental and disabled by default) whose application implements the asynchronous get_ongoing_call callback.
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CVE-2026-19939 6.3 Moyenne
zephyrproject zephyr
The AVDTP signalling layer arms a 6-second command timeout (AVDTP_TIMEOUT) in avdtp_send_cmd() whenever the local device issues an AVDTP request. Every response handler in subsys/bluetooth/host/classic/avdtp.c cancels session->timeout_work before clearing the pending request, but bt_avdtp_l2cap_disconnected() only cleared session->req and left the delayable work armed. The struct bt_avdtp session is the first member of struct bt_a2dp, whose instances live in a static per-connection array, and a2dp_get_connection() in subsys/bluetooth/host/classic/a2dp.c wipes a slot with memset() as soon as session->br_chan.chan.conn is NULL — which the L2CAP layer arranges immediately after the disconnect callback returns. A remote Bluetooth BR/EDR peer triggers the condition by opening the AVDTP signalling channel, letting the local application issue an AVDTP procedure (the standard A2DP flow issues bt_a2dp_discover() from the connected callback), then tearing the signalling channel down without responding and re-opening it within the remaining timeout window. The reconnect reaches a2dp_accept() → a2dp_get_connection(), which zeroes the whole struct bt_a2dp while the work item's struct _timeout is still linked into the kernel's global timeout list. Both the disconnect and the reconnect instants are chosen by the attacker, so no race has to be won; an encrypted BR/EDR link is required, and CONFIG_BT_A2DP (experimental) must be enabled. With the default CONFIG_TIMEOUT_BACKEND_DLIST backend the kernel decides a timeout is inactive by testing whether its list node is linked, so after the memset() the kernel treats a node that is still on the global timeout list as free: the announce path pops a node whose links and handler pointer are NULL, and the next bt_work_reschedule() on the recycled session re-inserts the same node into a list that already contains it. The consequence is corruption of the single kernel data structure every timer, timeslice and sleep depends on — writes through zeroed or stale list pointers and a NULL handler dispatch — producing a system-wide crash or hang rather than a fault confined to the A2DP session. The fix cancels session->timeout_work at the top of bt_avdtp_l2cap_disconnected() and moves k_work_init_delayable() from avdtp_send_cmd() to the session-establishment paths bt_avdtp_connect() and bt_avdtp_l2cap_accept(), so the work item is always initialized before a disconnect callback can run.