CVE-2021-29945

State: Published
Severity: Not scored
Published: Jun 24, 2021
Updated: Aug 3, 2024
Reserved: Apr 1, 2021

Description

The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. *Note: This issue only affected x86-32 platforms. Other platforms are unaffected.*. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Firefox ESRMozilla	before 78.10Affected
ThunderbirdMozilla	before 78.10Affected
FirefoxMozilla	before 88Affected

References

https://www.mozilla.org/security/advisories/mfsa2021-14/
https://www.mozilla.org/security/advisories/mfsa2021-16/
https://www.mozilla.org/security/advisories/mfsa2021-15/
https://bugzilla.mozilla.org/show_bug.cgi?id=1700690

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