CVE-2026-90324

7.8 Élevée

Publiée le 17/09/2026 à 19:17 · Modifiée le 21/10/2026 à 15:20 · Reçue · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

In the Linux kernel, the following vulnerability has been resolved: ublk: check import_ubuf() return value import_ubuf() can fail if the address range (provided by the userspace ublk server) is outside the allowed user address space. Return that 0 bytes were copied if import_ubuf() fails rather than passing an uninitialized struct iov_iter to ublk_copy_user_pages().

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Produits concernés

Linux

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.8 Élevée	416baaa9-dc9f-4396-8d5f-8c081fb06d67	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Références

https://git.kernel.org/stable/c/0121c84adb6a4cd6f7560b5895bd88f9899bbc1f
https://git.kernel.org/stable/c/27ff6e8703f7a7160c728501da2f8ef8e7bb6b2f
https://git.kernel.org/stable/c/3831568792af75b6523fa93bb91560e29189cf55
https://git.kernel.org/stable/c/5ac6019cb78e98c9608fda72726b36ddf8474dd7
https://git.kernel.org/stable/c/7f97c762b5f6e0005c5c7d040ded73bf7fb3587e

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories