CVE-2026-56361
4.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ImageMagick | ImageMagick | 0 < 7.1.2-19 | affected |
| ImageMagick | ImageMagick | 7.1.2-19 | unaffected |
| ImageMagick | ImageMagick | 0 < 6.9.13-44 | affected |
| ImageMagick | ImageMagick | 6.9.13-44 | 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-q8h3-jv9v-57qx
- https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-via-off-by-one-in-morphology-processing
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