CVE-2025-26416

Public on 2025-09-02
Modified on 2026-10-02
Description
In initializeSwizzler of SkBmpStandardCodec.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
8.1
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Firefox Extra firefox Not Affected
Amazon Linux 2023 firefox Not Affected
Amazon Linux 2027 Preview firefox Not Affected
Amazon Linux 2 - Core gtk2 Not Affected
Amazon Linux 2 - Core gtk3 Not Affected
Amazon Linux 2023 gtk3 Not Affected
Amazon Linux 2027 Preview gtk3 Not Affected
Amazon Linux 2023 gtk4 Not Affected
Amazon Linux 2027 Preview gtk4 Not Affected
Amazon Linux 2 - Core thunderbird Not Affected
Amazon Linux 2 - Core webkitgtk3 No Fix Planned
Amazon Linux 2 - Core webkitgtk4 2026-10-12 ALAS2-2026-3987 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H