CVE-2025-27796

critical

Description

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

References

https://sourceforge.net/p/graphicsmagick/bugs/750/

https://foss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9f

http://www.graphicsmagick.org/NEWS.html

Details

Source: Mitre, NVD

Published: 2025-03-07

Updated: 2026-01-29

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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