{"id":"CVE-2026-111156","state":"PUBLISHED","title":"libTiMidity through 0.2.8 Out-of-Bounds Access via SoundFont Preset Header","description":"libTiMidity through 0.2.8 contains an out-of-bounds access vulnerability in init_soundfont() in src/sndfont.c that allows attackers to corrupt memory by supplying unvalidated SF2 preset header bank and preset values. Attackers can craft a .sf2 file whose bank or preset indexes past the 128-entry tonebank or drumset arrays, causing heap memory reads, writes, and application crashes.","publishedAt":"2026-10-15T18:57:45.506Z","updatedAt":"2026-10-15T19:35:40.462Z","severity":{"score":6.9,"label":"Medium","version":"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","source":"VulnCheck"},"assigner":"VulnCheck","products":["sezero libtimidity"],"affected":[{"vendor":"sezero","product":"libtimidity","defaultStatus":"unaffected","versions":[{"version":"0.2.8","status":"affected","lessThanOrEqual":"0.2.8","versionType":"semver"}],"collectionURL":"https://github.com/sezero/libtimidity","repo":"https://github.com/sezero/libtimidity"}],"references":["https://hackmd.io/@haind-pwn/libtimidity-soundfont-generator-oper-oob-write","https://github.com/sezero/libtimidity/blob/a52adf6aee2635e2a16797213a089c2180e67757/src/sndfont.c#L199-L224","https://github.com/sezero/libtimidity","https://www.vulncheck.com/advisories/libtimidity-through-0.2.8-out-of-bounds-access-via-soundfont-preset-header"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/111xxx/CVE-2026-111156.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-111156","state":"PUBLISHED","datePublished":"2026-10-15T18:57:45.506Z","dateUpdated":"2026-10-15T19:35:40.462Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-15T17:04:02.006Z"},"containers":{"cna":{"title":"libTiMidity through 0.2.8 Out-of-Bounds Access via SoundFont Preset Header","descriptions":[{"lang":"en","value":"libTiMidity through 0.2.8 contains an out-of-bounds access vulnerability in init_soundfont() in src/sndfont.c that allows attackers to corrupt memory by supplying unvalidated SF2 preset header bank and preset values. 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