Firefox thunderbird is vulnerable to Memory Corruption. The vulnerability is caused due to memory safety bugs which can be exploited to run arbitrary code.
bugzilla.mozilla.org/buglist.cgi?bug_id=1878199%2C1893340
lists.debian.org/debian-lts-announce/2024/05/msg00010.html
lists.debian.org/debian-lts-announce/2024/05/msg00012.html
security-tracker.debian.org/tracker/CVE-2024-4777
www.mozilla.org/security/advisories/mfsa2024-21/
www.mozilla.org/security/advisories/mfsa2024-22/
www.mozilla.org/security/advisories/mfsa2024-23/