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No exploitation reportedFix available

CVE-2023-6879

No exploitation reported by the sources we read.

  • Published2023-12-27
  • WeaknessCWE-20 · CWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Increasing the resolution of video frames, while performing a multi-threaded encode, can result in a heap overflow in av1_loop_restoration_dealloc().

Timeline

dates in UTC
  1. 2023-12-2723:15CVE publishedNVD

Versions per branch

NVD
Fedoraproject fedora
BranchAffectedFixed in
38.x= 38no fix published
39.x= 39no fix published
Aomedia
BranchAffectedFixed in
3.7< 3.7.13.7.1

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As Google, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2024-01-07

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • aomUbuntu:Pro:22.04:LTSall versions · no fixed version listed
  • aomUbuntu:20.04:LTSall versions · no fixed version listed
  • aomRoot:Debian:12all versions · fixed in 3.6.0-1+deb12u3.aikido.15and 1 other package
  • aomRoot:Debian:11all versions · fixed in 1.0.0.errata1-3+deb11u2.root.io.1and 1 other package
  • aomRoot:Debian:11all versions · fixed in 1.0.0.errata1-3+deb11u2.aikido.10and 1 other package
  • aomRoot:Debian:11all versions · fixed in 1.0.0.errata1-3+deb11u2.root.io.2and 1 other package
  • aomRoot:Debian:11all versions · fixed in 1.0.0.errata1-3+deb11u2.root.io.3and 1 other package
  • aomRoot:Debian:11all versions · fixed in 1.0.0.errata1-3+deb11u2.root.io.4and 1 other package

35 more package ranges on OSV.dev

Vendor advisories

  • CVE-2023-6879 Red Hat Product Security

    aom: heap-buffer-overflow on frame size change

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2024-01-24
  • CNACVSS 3.19known since 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • CNAweakness (CWE)CWE-20known since 2026-10-23
  • NVDweakness (CWE)CWE-787read 2026-10-23
  • FIRST EPSSEPSS score1.2 %2026-11-09
  • OSVaffected packages—
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2023-12-27
Last Modified
2026-06-23
NVD status
Modified
GitHub Advisory
GHSA-fvcr-3mhq-rw2x

Frequently asked questions

What is CVE-2023-6879?

Increasing the resolution of video frames, while performing a multi-threaded encode, can result in a heap overflow in av1_loop_restoration_dealloc().

Is CVE-2023-6879 actively exploited?

Active exploitation of CVE-2023-6879 has not been confirmed. Its EPSS score was 1.2% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-6879?

CVE-2023-6879 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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