CVE-2021-30473

CRITICAL
Published May 6, 20215y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published May 6, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-763

Affected Products 2

VendorProductVersionRange
aomediaaomedia* <2021-04-07
fedoraprojectfedora34any

References 6

  • aomedia.googlesource.com https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578
    PatchThird Party Advisory
  • bugs.chromium.org https://bugs.chromium.org/p/aomedia/issues/detail?id=2998
    Permissions RequiredThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2023/09/msg00003.html
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCI33HXH6YSOGC2LPE2REQLMIDH6US4/
  • security.gentoo.org https://security.gentoo.org/glsa/202401-32
  • debian.org https://www.debian.org/security/2023/dsa-5490

Remediation

  • aomedia.googlesource.com https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578
    PatchThird Party Advisory