OESA-2026-3656 GraphicsMagick security update

GraphicsMagick is a comprehensive image processing package which is initially based on ImageMagick 5.5.2, but which has undergone significant re-work by the GraphicsMagick Group to significantly improve the quality and performance of the software. Security Fixes: A heap out-of-bounds write exists...

CVE-2026-77118

creationtimestamp| type| source ---|---|--- 2026-08-20 14:43:06+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/7asqeuc2ecuox...

DEBIAN-CVE-2026-77118

A heap out-of-bounds write exists in the Photo CD PCD decoder of GraphicsMagick. In DecodeImage coders/pcd.c, the Huffman delta loop advances its output pointer with q++ after every decoded delta and never checks it against the end of the heap-allocated luma/chroma plane buffers. The pointer is...

CVE-2026-77118

A heap out-of-bounds write exists in the Photo CD PCD decoder of GraphicsMagick. In DecodeImage coders/pcd.c, the Huffman delta loop advances its output pointer with q++ after every decoded delta and never checks it against the end of the heap-allocated luma/chroma plane buffers. The pointer is...