CVE-2022-3266

State: Published
Severity: 5.5 Medium
Published: Dec 22, 2022
Updated: Apr 15, 2025
Reserved: Sep 22, 2022

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.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
Firefox ESRMozilla	before 102.3Affected
ThunderbirdMozilla	before 102.3Affected
FirefoxMozilla	before 105Affected

References

https://www.mozilla.org/security/advisories/mfsa2022-40/
https://www.mozilla.org/security/advisories/mfsa2022-41/
https://www.mozilla.org/security/advisories/mfsa2022-42/
https://bugzilla.mozilla.org/show_bug.cgi?id=1767360

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