CVE-2026-56378

Description

ImageMagick before 7.1.2-15 (and 6.x before 6.9.13-40) contains a heap out-of-bounds read in the PCD coder's DecodeImage loop. A crafted PCD file can trigger a one-byte heap out-of-bounds read during image decoding, resulting in denial of service and potential disclosure of an adjacent heap byte.

CVSS Vector

References

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wgxp-q8xq-wpp9
• https://www.vulncheck.com/advisories/imagemagick-heap-out-of-bounds-read-in-pcd-decoder