Description
In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis. This resulted in incorrect compilation and a potentially exploitable crash in the content process. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
Problem types
Incorrect value used during WASM compilation
Product status
Credits
Alexander Guryanov
References
bugzilla.mozilla.org/show_bug.cgi?id=1837686
www.mozilla.org/security/advisories/mfsa2023-29/
www.mozilla.org/security/advisories/mfsa2023-30/
www.mozilla.org/security/advisories/mfsa2023-31/
www.debian.org/security/2023/dsa-5464
www.debian.org/security/2023/dsa-5469
lists.debian.org/debian-lts-announce/2023/08/msg00008.html
lists.debian.org/debian-lts-announce/2023/08/msg00010.html
bugzilla.mozilla.org/show_bug.cgi?id=1837686
www.mozilla.org/security/advisories/mfsa2023-29/
www.mozilla.org/security/advisories/mfsa2023-30/
www.mozilla.org/security/advisories/mfsa2023-31/
www.debian.org/security/2023/dsa-5464
www.debian.org/security/2023/dsa-5469
lists.debian.org/debian-lts-announce/2023/08/msg00008.html
lists.debian.org/debian-lts-announce/2023/08/msg00010.html
Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.