CVE-2022-0843

Published: Dec 22, 2022Modified: Jun 17, 2026

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

Mozilla developers Kershaw Chang, Ryan VanderMeulen, and Randell Jesup reported memory safety bugs present in Firefox 97. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 98.

Affected (1)

Products: Mozilla: Firefox

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 97.0

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1746523%2C1749062%2C1749164%2C1749214%2C1749610%2C1750032%2C1752100%2C1752405%2C1753612%2C1754508

Source: security@mozilla.org

Issue TrackingVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2022-10/

Source: security@mozilla.org

Vendor Advisory

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1746523%2C1749062%2C1749164%2C1749214%2C1749610%2C1750032%2C1752100%2C1752405%2C1753612%2C1754508

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2022-10/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.