CVE-2025-27796 Information

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.

Reference

http://www.graphicsmagick.org/NEWS.html https://foss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9f https://sourceforge.net/p/graphicsmagick/bugs/750/