{"id":"CVE-2026-102505","published":"2026-10-01T14:17:20.237","lastModified":"2026-10-01T20:17:21.267","description":"Imager versions before 1.037 for Perl overflow a heap buffer fetching float samples from a paletted image in i_gsampf_fp.\n\nFor a paletted image, getsamples() with type \"float\" allocates a buffer of one sample per pixel and fetches every requested channel of each pixel into it. Requesting more than one channel writes past its end.\n\nAn attacker-supplied image controls the overflowing bytes through its palette.","cvssScore":6.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cwes":["CWE-131"],"vendors":[],"products":[],"references":[{"url":"https://github.com/tonycoz/imager/commit/aae49c6be065aa467e834105c816359394a634db.patch","tags":[]},{"url":"https://github.com/tonycoz/imager/security/advisories/GHSA-4rx6-cgv3-fmxp","tags":[]},{"url":"https://metacpan.org/release/TONYC/Imager-1.037/changes","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/01/10","tags":[]}],"exploitRefs":[{"url":"https://github.com/tonycoz/imager/commit/aae49c6be065aa467e834105c816359394a634db.patch","tags":[]},{"url":"https://github.com/tonycoz/imager/security/advisories/GHSA-4rx6-cgv3-fmxp","tags":[]}],"hasPoc":true,"ai":null}