Skip to content
← Vulnerability catalog
OFFICIAL CVE RECORD2.1 Low

CVE-2026-56362

ImageMagick - Heap-buffer-overflow Read in GetPixelIndex via OpenPixelCache Metadata Desynchronization

Description

ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting any writer calling GetPixelIndex.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ImageMagick ImageMagick

Default version status: unaffected

  • 7.0.0 to < 7.1.2-15affected
  • 7.1.2-15unaffected

ImageMagick ImageMagick

Default version status: unaffected

  • 0 to < 6.9.13-40affected
  • 6.9.13-40unaffected

References