CVE-2022-3266

Published on: Not Yet Published

Last Modified on: 12/30/2022 10:14:00 PM UTC

CVE-2022-3266

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Certain versions of Firefox from Mozilla contain the following vulnerability:

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.

CVE-2022-3266 has been assigned by secur[email protected] to track the vulnerability - currently rated as MEDIUM severity.
Affected Vendor/Software: Mozilla - Firefox ESR version < 102.3
Affected Vendor/Software: Mozilla - Thunderbird version < 102.3
Affected Vendor/Software: Mozilla - Firefox version < 105

CVSS3 Score: 5.5 - MEDIUM

Attack Vector ^ⓘ	Attack Complexity	Privileges Required	User Interaction
LOCAL	LOW	NONE	REQUIRED
Scope	Confidentiality Impact	Integrity Impact	Availability Impact
UNCHANGED	NONE	NONE	HIGH

CVE References

Description	Tags ^ⓘ	Link
Security Vulnerabilities fixed in Thunderbird 102.3 — Mozilla	www.mozilla.org text/html	MISC www.mozilla.org/security/advisories/mfsa2022-42/
Security Vulnerabilities fixed in Firefox ESR 102.3 — Mozilla	www.mozilla.org text/html	MISC www.mozilla.org/security/advisories/mfsa2022-41/
Security Vulnerabilities fixed in Firefox 105 — Mozilla	www.mozilla.org text/html	MISC www.mozilla.org/security/advisories/mfsa2022-40/
Access Denied	bugzilla.mozilla.org text/html	MISC bugzilla.mozilla.org/show_bug.cgi?id=1767360

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Related QID Numbers

182179 Debian Security Update for firefox-esrthunderbird (CVE-2022-3266)
198968 Ubuntu Security Notification for Firefox Vulnerabilities (USN-5649-1)
199024 Ubuntu Security Notification for Thunderbird Vulnerabilities (USN-5724-1)
354760 Amazon Linux Security Advisory for thunderbird : ALAS2-2023-1951
753237 SUSE Enterprise Linux Security Update for MozillaThunderbird (SUSE-SU-2022:3800-1)

Known Affected Configurations (CPE V2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Mozilla	Firefox	All	All	All	All
Application	Mozilla	Firefox Esr	All	All	All	All
Application	Mozilla	Thunderbird	All	All	All	All

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*:
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*:
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*:

No vendor comments have been submitted for this CVE

Social Mentions

Source	Title	Posted (UTC)
@JGamblin	Hey @MozillaSecurity are you going to around to publishing CVE-2022-3266 soon? It has been 8 days since your adviso… twitter.com/i/web/status/1…	2022-09-28 16:58:34