Memory corruption in the networking stack could have led to a potentially exploitable crash. This vulnerability affects Firefox < 125, Firefox ESR < 115.12, and Thunderbird < 115.12.
bugzilla.mozilla.org/show_bug.cgi?id=1193389
lists.debian.org/debian-lts-announce/2024/06/msg00000.html
lists.debian.org/debian-lts-announce/2024/06/msg00010.html
www.mozilla.org/security/advisories/mfsa2024-18/
www.mozilla.org/security/advisories/mfsa2024-26/
www.mozilla.org/security/advisories/mfsa2024-28/