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.
{
"sources": [
{
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56362",
"published": "2026-07-08T14:17:16.887Z",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-56362",
"id": "CVE-2026-56362",
"imported": "2026-07-30T14:08:48.753Z",
"database_specific": {
"status": "Analyzed"
},
"modified": "2026-07-10T18:27:38.870Z"
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{
"html_url": "https://github.com/advisories/GHSA-m366-rhm3-cx89",
"published": "2026-07-08T15:32:01Z",
"url": "https://api.github.com/advisories/GHSA-m366-rhm3-cx89",
"imported": "2026-07-30T14:09:19.518Z",
"id": "GHSA-m366-rhm3-cx89",
"modified": "2026-07-08T15:32:07Z"
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{
"html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-42259",
"published": "2026-07-08T13:49:04Z",
"url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-42259",
"imported": "2026-07-30T14:08:52.207Z",
"id": "EUVD-2026-42259",
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"license": "CC-BY-4.0"
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