{"id":"CVE-2026-105839","revision":"7a58e921f5be4025a3b1c39743c241a7","records":[{"revision":"7a58e921f5be4025a3b1c39743c241a7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-105839","aliases":[],"title":"libmikmod before 3.3.14 Heap Buffer Overflow via OKT Loader OKT_doPBOD","description":"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 numtrk value, causing PBOD writes past allocated track pointers for crashes or code execution.","state":0,"publishedAt":"2026-10-06T13:35:45.261+00:00","modifiedAt":"2026-10-06T16:12:22.301+00:00","affected":[{"ecosystem":"Vendor product","name":"libmikmod","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"sezero\",\n                    \"product\": \"libmikmod\",\n                    \"packageURL\": \"pkg:github/sezero/mikmod\",\n                    \"repo\": \"https://github.com/sezero/mikmod\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.3.14\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.5,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://github.com/sezero/mikmod/commit/097b69281fad6ba38a553569e6f55dbfdd71dc2a","https://github.com/sezero/mikmod/blob/libmikmod-3.3.13/libmikmod/loaders/load_okt.c#L286","https://github.com/sezero/mikmod/blob/libmikmod-3.3.14/libmikmod/NEWS","https://github.com/sezero/mikmod","https://www.vulncheck.com/advisories/libmikmod-before-3.3.14-heap-buffer-overflow-via-okt-loader-okt-dopbod"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105839","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-105839","identifiers":["CVE-2026-105839"]},"retained":false,"historicalAffected":[]}],"coverage":[]}