{"id":"CVE-2026-111131","revision":"3602290da6524b31b3bceb4ee7797d4d","records":[{"revision":"3602290da6524b31b3bceb4ee7797d4d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111131","aliases":[],"title":"libxmp through 4.7.4 Stack Out-of-Bounds Read via P61A Depacker","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.","state":0,"publishedAt":"2026-10-15T18:57:26.487+00:00","modifiedAt":"2026-10-15T19:50:44.959+00:00","affected":[{"ecosystem":"https://github.com","name":"libxmp","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"libxmp\",\n                    \"product\": \"libxmp\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"4.7.4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/libxmp/libxmp\",\n                    \"collectionURL\": \"https://github.com\",\n                    \"repo\": \"https://github.com/libxmp/libxmp\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://hackmd.io/@haind-pwn/libxmp-p61a-sample-backreference-oob-read","https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L110-L116","https://github.com/libxmp/libxmp/blob/5d4f6aa2c7dcdf8e9cd8129fe579d45b36a302da/src/loaders/prowizard/p61a.c#L638-L641","https://github.com/libxmp/libxmp","https://www.vulncheck.com/advisories/libxmp-through-4.7.4-stack-out-of-bounds-read-via-p61a-depacker"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111131","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111131","identifiers":["CVE-2026-111131"]},"retained":false,"historicalAffected":[]}],"coverage":[]}