{"id":"CVE-2026-56362","revision":"dd6e16c6e77f4000a0f84290a6cf37dc","records":[{"revision":"dd6e16c6e77f4000a0f84290a6cf37dc","observedAt":"2026-10-29T22:48:55.035+00:00","statement":{"source":"cve-program","id":"CVE-2026-56362","aliases":[],"title":"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.","state":0,"publishedAt":"2026-07-08T13:49:04.142+00:00","modifiedAt":"2026-10-29T21:15:49.79+00:00","affected":[{"ecosystem":"Vendor product","name":"ImageMagick","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ImageMagick\",\n                    \"product\": \"ImageMagick\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"7.0.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"7.1.2-15\"\n                        },\n                        {\n                            \"version\": \"7.1.2-15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"ImageMagick","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ImageMagick\",\n                    \"product\": \"ImageMagick\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"6.9.13-40\"\n                        },\n                        {\n                            \"version\": \"6.9.13-40\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","score":2.1,"severity":"LOW"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:L","score":3.3,"severity":"LOW"}],"references":["https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fp77","https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-read-in-getpixelindex-via-openpixelcache-metadata-desynchronization"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-56362","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-56362","identifiers":["CVE-2026-56362"]},"retained":false,"historicalAffected":[]}],"coverage":[]}