Medium severity5.5NVD Advisory· Published Dec 22, 2022· Updated Jun 17, 2026
CVE-2022-3266
CVE-2022-3266
Description
An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
14<102.3+ 4 more
- (no CPE)range: <102.3
- (no CPE)range: unspecified
- (no CPE)range: unspecified
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <105.0
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*range: <102.3
<102.3+ 2 more
- (no CPE)range: <102.3
- (no CPE)range: unspecified
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <102.3
- osv-coords6 versionspkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP4pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.4pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4
< 102.4.0-150200.8.85.1+ 5 more
- (no CPE)range: < 102.4.0-150200.8.85.1
- (no CPE)range: < 102.4.0-150200.8.85.1
- (no CPE)range: < 102.4.0-150200.8.85.1
- (no CPE)range: < 102.4.0-150200.8.85.1
- (no CPE)range: < 102.4.0-150200.8.85.1
- (no CPE)range: < 102.4.0-150200.8.85.1
Patches
Vulnerability mechanics
References
4- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- www.mozilla.org/security/advisories/mfsa2022-40/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2022-41/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2022-42/nvdVendor Advisory
News mentions
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