CVE-2026-56208 Libaom: libaom: heap buffer overflow in av1 encoder first-pass stats buffer via lap mode
Description
A heap buffer overflow vulnerability was found in libaom, the reference AV1 codec implementation. A flaw in the AV1 encoder's Look-Ahead Processing (LAP) mode causes the first-pass stats ring buffer wrap-around guard to be bypassed when g_lag_in_frames is set to 1 or higher. This results in a 232-byte out-of-bounds write on every encoded frame after the second, corrupting adjacent heap objects. An attacker who can influence encoder configuration in a transcoding service or WebRTC session could exploit this to cause a denial of service (process crash) or potentially achieve code execution.
Détail CVSS 3.1
Vecteur CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:HExploitable à distance par le réseau, sans compte et si un utilisateur effectue une action ; un attaquant peut compromettre gravement la confidentialité, l’intégrité ou la disponibilité.
- Vecteur d’attaque
- Réseau
- Complexité
- Faible
- Privilèges requis
- Aucun
- Interaction
- Requise
- Portée
- Inchangée
- Confidentialité
- Faible
- Intégrité
- Faible
- Disponibilité
- Élevé
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions non publiées | |
| Red Hat Enterprise Linux 9 | Versions non publiées | |
| Red Hat Enterprise Linux AI (RHEL AI) 3 | Versions non publiées | |
| Red Hat Hardened Images 3.14 | premières → < 3.14.0-0.1.hum1 | 3.14.0-0.1.hum1 |
| Red Hat AI Inference Server | Versions non publiées | |
| Red Hat OpenShift AI (RHOAI) | Versions non publiées | |
| Red Hat Enterprise Linux AI 3.5 for RHEL 9 | Versions non publiées | |
| Red Hat Enterprise Linux 7 | Versions non publiées | |
| Red Hat Enterprise Linux 8 | Versions non publiées |
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Références
- RHSA-2026:30814 access.redhat.com
- RHSA-2026:42875 access.redhat.com
- RHSA-2026:47104 access.redhat.com
- RHSA-2026:47105 access.redhat.com
- RHSA-2026:51100 access.redhat.com
- RHSA-2026:51146 access.redhat.com
- RHSA-2026:54180 access.redhat.com
- RHSA-2026:54181 access.redhat.com
- RHSA-2026:54182 access.redhat.com
- RHSA-2026:54185 access.redhat.com
- RHSA-2026:54248 access.redhat.com
- RHSA-2026:54249 access.redhat.com
- RHSA-2026:54259 access.redhat.com
- RHSA-2026:54339 access.redhat.com
- RHSA-2026:60520 access.redhat.com
- RHSA-2026:61627 access.redhat.com
- RHSA-2026:61628 access.redhat.com
- RHSA-2026:61629 access.redhat.com
- RHSA-2026:68634 access.redhat.com
- RHSA-2026:68637 access.redhat.com
- RHSA-2026:68638 access.redhat.com
- RHSA-2026:68639 access.redhat.com
- RHSA-2026:68640 access.redhat.com
- RHSA-2026:68696 access.redhat.com
- RHSA-2026:68697 access.redhat.com
- RHSA-2026:68698 access.redhat.com
- RHSA-2026:68699 access.redhat.com
- RHSA-2026:68708 access.redhat.com
- RHSA-2026:68709 access.redhat.com
- RHSA-2026:68710 access.redhat.com
- RHSA-2026:69927 access.redhat.com
- RHSA-2026:69929 access.redhat.com
- RHSA-2026:69930 access.redhat.com
- RHSA-2026:69931 access.redhat.com
- RHSA-2026:69932 access.redhat.com
- RHSA-2026:69933 access.redhat.com
- RHSA-2026:69934 access.redhat.com
- RHSA-2026:69935 access.redhat.com
- RHSA-2026:71392 access.redhat.com
- RHSA-2026:71393 access.redhat.com
- RHSA-2026:71394 access.redhat.com
- RHSA-2026:71395 access.redhat.com
- RHSA-2026:71396 access.redhat.com
- RHSA-2026:71397 access.redhat.com
- RHSA-2026:71398 access.redhat.com
- RHSA-2026:71399 access.redhat.com
- RHSA-2026:71401 access.redhat.com
- RHSA-2026:74771 access.redhat.com
- RHSA-2026:75652 access.redhat.com
- RHSA-2026:75654 access.redhat.com
- RHSA-2026:75657 access.redhat.com
- RHSA-2026:75658 access.redhat.com
- RHSA-2026:75659 access.redhat.com
- RHSA-2026:75660 access.redhat.com
- RHSA-2026:76041 access.redhat.com
- RHSA-2026:76042 access.redhat.com
- RHSA-2026:76043 access.redhat.com
- RHSA-2026:84734 access.redhat.com
- access.redhat.com access.redhat.com
- aomedia.googlesource.com aomedia.googlesource.com
- RHBZ#2490799 bugzilla.redhat.com
- issues.chromium.org issues.chromium.org
Chronologie
- Publiée
- Dernière modification