{"id":"CVE-2026-111154","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111154","generatedAt":"2026-10-28T03:39:51.164Z","title":"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.","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.","published":"2026-10-15T19:17:30.000Z","lastModified":"2026-10-26T15:16:38.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00128,"percentile":0.02422,"date":"2026-10-27","history":[{"date":"2026-10-16","score":0.0013,"percentile":0.02311}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-15T19:17:30.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-15T19:17:30.243Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/sezero/libtimidity","source":"disclosure@vulncheck.com"},{"url":"https://github.com/sezero/libtimidity/blob/a52adf6aee2635e2a16797213a089c2180e67757/src/sndfont.c#L468-L480","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind-pwn/libtimidity-soundfont-generator-oper-oob-write","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/libtimidity-through-0.2.8-stack-out-of-bounds-write-via-parse-gen-in-soundfont-loader","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111154","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}