{"id":"CVE-2026-111154","revision":"cb035844a1174ef482b1332e1140082a","records":[{"revision":"cb035844a1174ef482b1332e1140082a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111154","aliases":[],"title":"libTiMidity through 0.2.8 Stack Out-of-Bounds Write via parse_gen in SoundFont Loader","description":"libTiMidity through 0.2.8 contains a stack out-of-bounds write vulnerability in the SoundFont loader that allows attackers to corrupt stack memory via unchecked generator operators in parse_gen. Attackers can supply a crafted .sf2 file with out-of-range pgen/igen operator values to write chosen 16-bit values near the stack Layer object, causing crashes and stack memory corruption.","state":0,"publishedAt":"2026-10-15T18:57:42.295+00:00","modifiedAt":"2026-10-15T18:57:42.295+00:00","affected":[{"ecosystem":"https://github.com/sezero/libtimidity","name":"libtimidity","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"sezero\",\n                    \"product\": \"libtimidity\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0.2.8\",\n                            \"lessThanOrEqual\": \"0.2.8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"collectionURL\": \"https://github.com/sezero/libtimidity\",\n                    \"repo\": \"https://github.com/sezero/libtimidity\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/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:N/I:L/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://hackmd.io/@haind-pwn/libtimidity-soundfont-generator-oper-oob-write","https://github.com/sezero/libtimidity/blob/a52adf6aee2635e2a16797213a089c2180e67757/src/sndfont.c#L468-L480","https://github.com/sezero/libtimidity","https://www.vulncheck.com/advisories/libtimidity-through-0.2.8-stack-out-of-bounds-write-via-parse-gen-in-soundfont-loader"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111154","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111154","identifiers":["CVE-2026-111154"]},"retained":false,"historicalAffected":[]}],"coverage":[]}