CVE-2023-25751

MediumCVSS 6.5/10Last modified Oct 23, 2026

Description

Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 111
Mozilla	Firefox ESR	>= unspecified, < 102.9
Mozilla	Thunderbird	>= unspecified, < 102.9

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1814899Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-09/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-10/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-11/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1814899Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-09/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-10/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-11/Vendor Advisory

Timeline

Published: Jun 2, 2023
Last modified: Oct 23, 2026
NVD status: Modified

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