If an AlignedBuffer were assigned to itself, the subsequent self-move could result in an incorrect reference count and later use-after-free. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.CreditsRonald CraneReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=1883158https://lists.debian.org/debian-lts-announce/2024/04/msg00012.htmlhttps://lists.debian.org/debian-lts-announce/2024/04/msg00013.htmlhttps://www.mozilla.org/security/advisories/mfsa2024-18/https://www.mozilla.org/security/advisories/mfsa2024-19/https://www.mozilla.org/security/advisories/mfsa2024-20/
