{"id":"UBUNTU-CVE-2023-6879","details":"Increasing the resolution of video frames, while performing a multi-threaded encode, can result in a heap overflow in av1_loop_restoration_dealloc().","modified":"2026-04-22T14:35:03.773787Z","published":"2023-12-27T23:15:00Z","upstream":["CVE-2023-6879"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-6879"},{"type":"REPORT","url":"https://crbug.com/aomedia/3491"},{"type":"REPORT","url":"https://aomedia.googlesource.com/aom/+/refs/tags/v3.7.1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-6879"}],"affected":[{"package":{"name":"aom","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/aom@1.0.0.errata1-3+deb11u1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0-3","1.0.0.errata1-2","1.0.0.errata1-2ubuntu3","1.0.0.errata1-3","1.0.0.errata1-3build1","1.0.0.errata1-3+deb11u1build0.20.04.1","1.0.0.errata1-3+deb11u1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.0.errata1-3+deb11u1ubuntu0.1","binary_name":"aom-tools"},{"binary_version":"1.0.0.errata1-3+deb11u1ubuntu0.1","binary_name":"libaom0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-6879.json"}},{"package":{"name":"aom","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/aom@3.3.0-1ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0.errata1-3build1","3.2.0-2","3.3.0-1","3.3.0-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.3.0-1ubuntu0.1","binary_name":"aom-tools"},{"binary_version":"3.3.0-1ubuntu0.1","binary_name":"libaom3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-6879.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}