CVE-2026-56210
7.1 ÉlevéeDescription
A heap-buffer-overflow read vulnerability was found in libaom, the reference AV1 codec implementation. A missing bounds check in the SVC (Scalable Video Coding) layer ID control function allows setting a spatial_layer_id exceeding the configured number of layers. This causes an out-of-bounds heap read of approximately 40,728 bytes when computing a layer context array index. An attacker who can influence SVC encoder parameters in a network-facing service could exploit this for information disclosure (heap content leak) or denial of service (segmentation fault from hitting unmapped memory).
Produits concernés
- Red Hat Enterprise Linux AI 3.3 for RHEL 9
- Red Hat Enterprise Linux AI 3.4 for RHEL 9
- Red Hat Enterprise Linux AI 3.5 for RHEL 9
- Red Hat AI Inference Server 3.2
- Red Hat AI Inference Server 3.3
- Red Hat Enterprise Linux AI 3.3
- Red Hat Hardened Images
- Red Hat OpenShift AI 3.3
- Red Hat OpenShift AI 3.4
- Red Hat OpenShift AI 3.5
- Red Hat AI Inference Server
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 9
- Red Hat OpenShift AI (RHOAI)
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 7.1 Élevée | secalert@redhat.com | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H |
| 3.1 | 7.1 Élevée | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H |
Faiblesses (CWE)
Références
- https://access.redhat.com/errata/RHSA-2026:30814
- https://access.redhat.com/errata/RHSA-2026:42875
- https://access.redhat.com/errata/RHSA-2026:51100
- https://access.redhat.com/errata/RHSA-2026:51146
- https://access.redhat.com/errata/RHSA-2026:60520
- https://access.redhat.com/errata/RHSA-2026:61627
- https://access.redhat.com/errata/RHSA-2026:61628
- https://access.redhat.com/errata/RHSA-2026:61629
- https://access.redhat.com/errata/RHSA-2026:68634
- https://access.redhat.com/errata/RHSA-2026:68637
- https://access.redhat.com/errata/RHSA-2026:68638
- https://access.redhat.com/errata/RHSA-2026:68639
- https://access.redhat.com/errata/RHSA-2026:68640
- https://access.redhat.com/errata/RHSA-2026:68696
- https://access.redhat.com/errata/RHSA-2026:68697
- https://access.redhat.com/errata/RHSA-2026:68698
- https://access.redhat.com/errata/RHSA-2026:68699
- https://access.redhat.com/errata/RHSA-2026:68708
- https://access.redhat.com/errata/RHSA-2026:68709
- https://access.redhat.com/errata/RHSA-2026:68710
- https://access.redhat.com/errata/RHSA-2026:69927
- https://access.redhat.com/errata/RHSA-2026:69929
- https://access.redhat.com/errata/RHSA-2026:69930
- https://access.redhat.com/errata/RHSA-2026:69931
- https://access.redhat.com/errata/RHSA-2026:69932
- https://access.redhat.com/errata/RHSA-2026:69933
- https://access.redhat.com/errata/RHSA-2026:69934
- https://access.redhat.com/errata/RHSA-2026:69935
- https://access.redhat.com/errata/RHSA-2026:71392
- https://access.redhat.com/errata/RHSA-2026:71393
- https://access.redhat.com/errata/RHSA-2026:71394
- https://access.redhat.com/errata/RHSA-2026:71395
- https://access.redhat.com/errata/RHSA-2026:71396
- https://access.redhat.com/errata/RHSA-2026:71397
- https://access.redhat.com/errata/RHSA-2026:71398
- https://access.redhat.com/errata/RHSA-2026:71399
- https://access.redhat.com/errata/RHSA-2026:71401
- https://access.redhat.com/errata/RHSA-2026:74771
- https://access.redhat.com/errata/RHSA-2026:75652
- https://access.redhat.com/errata/RHSA-2026:75654
- https://access.redhat.com/errata/RHSA-2026:75657
- https://access.redhat.com/errata/RHSA-2026:75658
- https://access.redhat.com/errata/RHSA-2026:75659
- https://access.redhat.com/errata/RHSA-2026:75660
- https://access.redhat.com/errata/RHSA-2026:76041
- https://access.redhat.com/errata/RHSA-2026:76042
- https://access.redhat.com/errata/RHSA-2026:76043
- https://access.redhat.com/errata/RHSA-2026:84734
- https://access.redhat.com/security/cve/CVE-2026-56210
- https://aomedia.googlesource.com/aom/+/a93ba0ffaa
- https://bugzilla.redhat.com/show_bug.cgi?id=2490801
- https://issues.chromium.org/issues/503975732
- https://access.redhat.com/errata/RHSA-2026:30814
- https://access.redhat.com/errata/RHSA-2026:42875
- https://access.redhat.com/errata/RHSA-2026:51100
- https://access.redhat.com/errata/RHSA-2026:51146
- https://access.redhat.com/errata/RHSA-2026:60520
- https://access.redhat.com/errata/RHSA-2026:61627
- https://access.redhat.com/errata/RHSA-2026:61628
- https://access.redhat.com/errata/RHSA-2026:61629
- https://access.redhat.com/security/cve/CVE-2026-56210
- https://bugzilla.redhat.com/show_bug.cgi?id=2490801
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-56210.json