{"id":"CVE-2026-112281","revision":"283b71aef6e2408390b585d2bd560209","records":[{"revision":"283b71aef6e2408390b585d2bd560209","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-112281","aliases":[],"title":"libaribb24 through 1.0.3 Stack Buffer Overflow via decoder_handle_csi","description":"libaribb24 (aribb24) through 1.0.3 contains a stack-based buffer overflow vulnerability in decoder_handle_csi() in src/decoder.c that allows attackers to write past a fixed 256-entry array by supplying unbounded CSI parameter bytes. Attackers can embed a caption statement with a CSI introducer and over 256 parameter bytes in media files or broadcast streams to crash FFmpeg or VLC or corrupt the return address.","state":0,"publishedAt":"2026-10-19T13:55:26.323+00:00","modifiedAt":"2026-10-19T14:20:24.874+00:00","affected":[{"ecosystem":"https://github.com/nkoriyama/aribb24","name":"aribb24","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"nkoriyama\",\n                    \"product\": \"aribb24\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"1.0.3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"collectionURL\": \"https://github.com/nkoriyama/aribb24\",\n                    \"repo\": \"https://github.com/nkoriyama/aribb24\"\n                }"}],"metrics":[{"system":"CVSS 4.0","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","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:L/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://hackmd.io/@haindpwn/aribb24-caption-data-unit-and-csi-oob-write","https://github.com/nkoriyama/aribb24/blob/v1.0.3/src/decoder.c","https://www.vulncheck.com/advisories/libaribb24-through-1.0.3-stack-buffer-overflow-via-decoder-handle-csi"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112281","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-112281","identifiers":["CVE-2026-112281"]},"retained":false,"historicalAffected":[]}],"coverage":[]}