{"id":"CVE-2026-110599","revision":"9aaef18d82434b9c9890d39e8e6f040c","records":[{"revision":"9aaef18d82434b9c9890d39e8e6f040c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110599","aliases":[],"title":"L-SMASH through 2.14.5 Double Free in HEVC and H.264 Importer Probe","description":"L-SMASH through 2.14.5 contains a double free vulnerability in hevc_setup_first_summary() and h264_setup_first_summary() in importer/nalu_imp.c that frees borrowed codec-specific objects on error paths. Attackers can supply a crafted Annex-B elementary stream lacking a parseable SPS to lsmash_read_file() or the boxdumper, remuxer, or muxer tools, causing use-after-free, heap corruption, and crashes.","state":0,"publishedAt":"2026-10-14T14:16:41.692+00:00","modifiedAt":"2026-10-14T16:16:31.026+00:00","affected":[{"ecosystem":"https://github.com","name":"l-smash","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"l-smash\",\n                    \"product\": \"l-smash\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"2.14.5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/l-smash/l-smash\",\n                    \"collectionURL\": \"https://github.com\",\n                    \"repo\": \"https://github.com/l-smash/l-smash\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H","score":7.1,"severity":"HIGH"}],"references":["https://hackmd.io/@haind-pwn/l-smash-hevc-importer-double-free","https://github.com/l-smash/l-smash/blob/v2.14.5/importer/nalu_imp.c#L1356-L1378","https://github.com/l-smash/l-smash/blob/v2.14.5/importer/nalu_imp.c#L697-L715","https://www.vulncheck.com/advisories/l-smash-through-2.14.5-double-free-in-hevc-and-h-264-importer-probe"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110599","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110599","identifiers":["CVE-2026-110599"]},"retained":false,"historicalAffected":[]}],"coverage":[]}