{"id":"CVE-2026-105839","title":"libmikmod before 3.3.14 contains an integer overflow in the Oktalyzer loader OKT_doPBOD() that allows attackers to cause heap buffer overflow via crafted track counts","summary":"libmikmod before 3.3.14 contains an integer overflow in the Oktalyzer loader OKT_doPBOD() that allows attackers to cause heap buffer overflow via crafted track counts. Attackers can supply an OKT module whose SLEN chunk wraps the 16-bit …","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-190"],"vendor":"sezero","product":"libmikmod","affected":["libmikmod < 3.3.14"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T15:25:00.650","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105839","references":[{"url":"https://github.com/sezero/mikmod","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sezero/mikmod/blob/libmikmod-3.3.13/libmikmod/loaders/load_okt.c#L286","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sezero/mikmod/blob/libmikmod-3.3.14/libmikmod/NEWS","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sezero/mikmod/commit/097b69281fad6ba38a553569e6f55dbfdd71dc2a","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/libmikmod-before-3.3.14-heap-buffer-overflow-via-okt-loader-okt-dopbod","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-06T14:00:19.150Z","slug":"CVE-2026-105839","body":"## Overview\n\nlibmikmod before 3.3.14 contains an integer overflow in the Oktalyzer loader OKT_doPBOD() that allows attackers to cause heap buffer overflow via crafted track counts. Attackers can supply an OKT module whose SLEN chunk wraps the 16-bit numtrk value, causing PBOD writes past allocated track pointers for crashes or code execution.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}