ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

ImageMagick-7.1.2.27-1.1 on GA media

Security update for ImageMagick

Affected: Ubuntu:Pro:14.04:LTS: imagemagick, Ubuntu:Pro:16.04:LTS: imagemagick, Ubuntu:Pro:18.04:LTS: imagemagick, Ubuntu:Pro:20.04:LTS: imagemagick, Ubuntu:Pro:22.04:LTS: imagemagick, Ubuntu:Pro:24.04:LTS: imagemagick, Ubuntu:25.10: imagemagick, Ubuntu:Pro:26.04:LTS: imagemagick

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.