Description
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox
115.35.2 to ≤ 115.*unaffected140.10.1 to ≤ 140.*unaffected150 to ≤ *unaffected
Mozilla Thunderbird
140.10.1 to ≤ 140.*unaffected150 to ≤ *unaffected
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2029301 ↗
- https://www.mozilla.org/security/advisories/mfsa2026-30/ ↗
- https://www.mozilla.org/security/advisories/mfsa2026-33/ ↗
- https://www.mozilla.org/security/advisories/mfsa2026-36/ ↗
- https://www.mozilla.org/security/advisories/mfsa2026-39/ ↗
- https://www.mozilla.org/security/advisories/mfsa2026-42/ ↗
- https://access.redhat.com/security/cve/CVE-2026-8091 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2467699 ↗
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8091.json ↗
- https://access.redhat.com/errata/RHSA-2026:22708 ↗
- https://access.redhat.com/errata/RHSA-2026:22408 ↗
- https://access.redhat.com/errata/RHSA-2026:24719 ↗
- https://access.redhat.com/errata/RHSA-2026:19157 ↗
- https://access.redhat.com/errata/RHSA-2026:19153 ↗
- https://access.redhat.com/errata/RHSA-2026:19588 ↗
- https://access.redhat.com/errata/RHSA-2026:20586 ↗
- https://access.redhat.com/errata/RHSA-2026:22712 ↗
- https://access.redhat.com/errata/RHSA-2026:24718 ↗
- https://access.redhat.com/errata/RHSA-2026:24345 ↗
- https://access.redhat.com/errata/RHSA-2026:25014 ↗
- https://access.redhat.com/errata/RHSA-2026:22847 ↗
- https://access.redhat.com/errata/RHSA-2026:24717 ↗
- https://access.redhat.com/errata/RHSA-2026:21743 ↗
- https://access.redhat.com/errata/RHSA-2026:22410 ↗
- https://access.redhat.com/errata/RHSA-2026:24844 ↗
- https://access.redhat.com/errata/RHSA-2026:22324 ↗
- https://access.redhat.com/errata/RHSA-2026:24846 ↗
- https://access.redhat.com/errata/RHSA-2026:22409 ↗
- https://access.redhat.com/errata/RHSA-2026:24721 ↗
- https://access.redhat.com/errata/RHSA-2026:19370 ↗
- https://access.redhat.com/errata/RHSA-2026:19348 ↗