CVE-2022-31740

State: Published
Severity: 8.8 High
Published: Dec 22, 2022
Updated: Apr 16, 2025
Reserved: May 26, 2022

Description

On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

Affected Products

Product	Versions
ThunderbirdMozilla	before 91.10Affected
FirefoxMozilla	before 101Affected
Firefox ESRMozilla	before 91.10Affected

References

https://www.mozilla.org/security/advisories/mfsa2022-20/
https://www.mozilla.org/security/advisories/mfsa2022-22/
https://www.mozilla.org/security/advisories/mfsa2022-21/
https://bugzilla.mozilla.org/show_bug.cgi?id=1766806

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