heap buffer overflow in libaom

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Summary

CVECVE-2023-6879
StatePUBLISHED
AssignerGoogle
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-12-27 23:15:07 UTC
Updated2026-06-23 18:17:38 UTC
DescriptionIncreasing the resolution of video frames, while performing a multi-threaded encode, can result in a heap overflow in av1_loop_restoration_dealloc().

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.011650000 probability, percentile 0.633600000 (date 2026-06-28)

Problem Types: CWE-20 | CWE-787 | CWE-20 CWE-20 Improper Input Validation

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Aomedia Aomedia All All All All
Operating System Fedoraproject Fedora 38 All All All
Operating System Fedoraproject Fedora 39 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Libaom Libaom affected 3.7.1 custom Not specified

References

ReferenceSourceLinkTags
aomedia.googlesource.com/aom/+/refs/tags/v3.7.1 af854a3a-2127-422b-91ae-364da2661108 aomedia.googlesource.com Patch
lists.fedoraproject.org/archives/list/[email protected]/messag... af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
lists.fedoraproject.org/archives/list/[email protected]/messag... af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
crbug.com/aomedia/3491 af854a3a-2127-422b-91ae-364da2661108 crbug.com Exploit, Issue Tracking, Mailing List, Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 284844 Fedora Security Update for chromium (FEDORA-2024-a6c2300bca)
  • 285062 Fedora Security Update for chromium (FEDORA-2024-210776b8c7)
  • 755772 SUSE Enterprise Linux Security Update for libaom (SUSE-SU-2024:0517-1)
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