{"id":"CVE-2026-105838","summary":"libmikmod before 3.3.14 Heap Out-of-Bounds Read via IT Module Loader","details":"libmikmod before 3.3.14 contains a heap out-of-bounds read vulnerability in the Impulse Tracker loader load_it.c that allows attackers to read adjacent heap memory via oversized patterns. Attackers can supply a crafted IT module with more than 200 pattern rows, causing IT_ConvertTrack() to read past the itpat buffer and crash applications.","modified":"2026-10-08T07:12:56.736472724Z","published":"2026-10-06T13:35:44.474Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105838.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-125"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105838.json"},{"type":"ADVISORY","url":"https://github.com/sezero/mikmod/blob/libmikmod-3.3.14/libmikmod/NEWS"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105838"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/libmikmod-before-3.3.14-heap-out-of-bounds-read-via-it-module-loader"},{"type":"FIX","url":"https://github.com/sezero/mikmod/commit/e7c6c9e88fbe3e8af4668a2e116bb8de341383f8"},{"type":"PACKAGE","url":"https://github.com/sezero/mikmod"},{"type":"ARTICLE","url":"https://github.com/sezero/mikmod/blob/libmikmod-3.3.13/libmikmod/loaders/load_it.c#L198"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/sezero/mikmod","events":[{"introduced":"0"},{"fixed":"8de19eef766d9ba30a74c19e566edfcd61851dba"},{"fixed":"e7c6c9e88fbe3e8af4668a2e116bb8de341383f8"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.3.14"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["libmikmod-3.3.13","mikmod-3.2.9","libmikmod-3.3.12","libmikmod-3.3.11.1","mikmod-3.2.8","libmikmod-3.3.11","libmikmod-3.3.10","libmikmod-3.3.9","mikmod-3.2.7","libmikmod-3.3.8","mikmod-3.2.6","libmikmod-3.3.7","libmikmod-3.3.6","mikmod-3.2.5","libmikmod-3.3.5","libmikmod-3.3.4","mikmod-3.2.4","libmikmod-3.3.3","mikmod-3.2.3","libmikmod-3.3.2","libmikmod-3.3.1","libmikmod-3.2.0-beta4","libmikmod-3.2.0-beta3","mikmod-player-3.2.2-beta1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-105838.json","vanir_signatures":[{"digest":{"function_hash":"102367147580225342520370802479524738444","length":442},"id":"CVE-2026-105838-c3b5a4ab","signature_type":"Function","signature_version":"v1","source":"https://github.com/sezero/mikmod/commit/e7c6c9e88fbe3e8af4668a2e116bb8de341383f8","target":{"function":"IT_Init","file":"libmikmod/loaders/load_it.c"},"deprecated":false},{"deprecated":false,"digest":{"function_hash":"154370396621273161854122714344067005039","length":1506},"id":"CVE-2026-105838-f37870cd","signature_type":"Function","signature_version":"v1","source":"https://github.com/sezero/mikmod/commit/e7c6c9e88fbe3e8af4668a2e116bb8de341383f8","target":{"file":"libmikmod/loaders/load_it.c","function":"IT_ReadPattern"}},{"deprecated":false,"digest":{"line_hashes":["211008990125802094386299132732546725202","200331318701985033047734802727380451897","171810072303653120354116745505126828257","20160289824374796755988164571836673417","65422980302680097599531465912360402558","63020324359346345735551072538286254157","79346861060636079176162907236282859793","131438647889512531768713195920504962616","209487224950886792201028727000353664338","188358716985790188115460425649101707458"],"threshold":0.9},"id":"CVE-2026-105838-f626969b","signature_type":"Line","signature_version":"v1","source":"https://github.com/sezero/mikmod/commit/e7c6c9e88fbe3e8af4668a2e116bb8de341383f8","target":{"file":"libmikmod/loaders/load_it.c"}}],"vanir_signatures_modified":"2026-10-08T07:12:56Z"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}