CVE-2024-6615

Memory safety bugs fixed in Firefox 128 and Thunderbird 128

State: Published
Severity: 8.8 High
Published: Jul 9, 2024
Updated: Oct 30, 2025
Reserved: Jul 9, 2024

Description

Memory safety bugs present in Firefox 127 and Thunderbird 127. 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 < 128 and Thunderbird < 128.

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-787 Out-of-bounds Write

Affected Products

Product	Versions
FirefoxMozilla	before 128Affected
ThunderbirdMozilla	before 128Affected

References

Memory safety bugs fixed in Firefox 128 and Thunderbird 128
https://www.mozilla.org/security/advisories/mfsa2024-29/
https://www.mozilla.org/security/advisories/mfsa2024-32/

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