CVE-2026-56378
6.3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ImageMagick | ImageMagick | 0 < 7.1.2-15 | affected |
| ImageMagick | ImageMagick | 7.1.2-15 | unaffected |
| ImageMagick | ImageMagick | 0 < 6.9.13-40 | affected |
| ImageMagick | ImageMagick | 6.9.13-40 | unaffected |
Weaknesses
- CWE-125: Out-of-bounds Read
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
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
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