Medium severity6.1NVD Advisory· Published Oct 15, 2026· Updated Oct 15, 2026
CVE-2026-111131
CVE-2026-111131
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.
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Affected products
1Patches
Vulnerability mechanics
References
4- github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.cnvd
- github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.cnvd
- hackmd.io/@haind-pwn/libxmp-p61a-sample-backreference-oob-readnvd
- www.vulncheck.com/advisories/libxmp-through-4.7.4-stack-out-of-bounds-read-via-p61a-depackernvd
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