{"id":"CVE-2026-111131","published":"2026-10-15T19:17:26.660","lastModified":"2026-10-16T18:25:45.343","description":"libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depack_p61a() in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sample metadata or disrupt loading.","cvssScore":6.1,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://github.com/libxmp/libxmp","tags":[]},{"url":"https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L110-L116","tags":[]},{"url":"https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L638-L641","tags":[]},{"url":"https://hackmd.io/@haind-pwn/libxmp-p61a-sample-backreference-oob-read","tags":[]},{"url":"https://www.vulncheck.com/advisories/libxmp-through-4.7.4-stack-out-of-bounds-read-via-p61a-depacker","tags":[]},{"url":"https://hackmd.io/@haind-pwn/libxmp-p61a-sample-backreference-oob-read","tags":[]}],"exploitRefs":[{"url":"https://github.com/libxmp/libxmp","tags":[]},{"url":"https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L110-L116","tags":[]},{"url":"https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L638-L641","tags":[]}],"hasPoc":true,"ai":null}