CVE-2025-8028

Sažetak

On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1971581
https://www.mozilla.org/security/advisories/mfsa2025-56/
https://www.mozilla.org/security/advisories/mfsa2025-57/
https://www.mozilla.org/security/advisories/mfsa2025-58/
https://www.mozilla.org/security/advisories/mfsa2025-59/
https://www.mozilla.org/security/advisories/mfsa2025-61/
https://www.mozilla.org/security/advisories/mfsa2025-62/
https://www.mozilla.org/security/advisories/mfsa2025-63/
https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html

CVSS

Base:	9.8
Impact:	5.9
Exploitability:	3.9

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
HIGH	HIGH	HIGH

CVSS vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Zadnje važnije ažuriranje

05-10-2026 - 15:10

Objavljeno

22-07-2025 - 21:15