CVE-2024-3864

Memory safety bug present in Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

• CWE-119

• https://bugzilla.mozilla.org/show_bug.cgi?id=1888333Exploit, Issue Tracking, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/04/msg00012.htmlMailing List
• https://lists.debian.org/debian-lts-announce/2024/04/msg00013.htmlMailing List
• https://www.mozilla.org/security/advisories/mfsa2024-18/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2024-19/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2024-20/Vendor Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=1888333Exploit, Issue Tracking, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/04/msg00012.htmlMailing List
• https://lists.debian.org/debian-lts-announce/2024/04/msg00013.htmlMailing List
• https://www.mozilla.org/security/advisories/mfsa2024-18/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2024-19/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2024-20/Vendor Advisory

Published

Apr 16, 2024

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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