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CVE-2026-2447

Heap buffer overflow in libvpx

CVSS 8.8 HIGHEPSS 0.5%CWE-122
Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Productos afectados
Mozilla · FirefoxMozilla · Thunderbird

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Referencias
https://bugzilla.mozilla.org/show_bug.cgi?id=2014390https://lists.debian.org/debian-lts-announce/2026/02/msg00028.htmlhttps://www.mozilla.org/security/advisories/mfsa2026-10/https://www.mozilla.org/security/advisories/mfsa2026-11/