{"id":"CVE-2026-112284","summary":"libaribcaption 1.1.0 through 1.1.2 Out-of-Bounds Read via DecoderImpl::HandleGLGR","details":"libaribcaption 1.1.0 through 1.1.2 contains a global out-of-bounds read in DecoderImpl::HandleGLGR() that reads past the 78-entry kLatinSpecialTable without an upper bound check. Attackers can supply crafted captions designating the Latin special set with ESC 28 4C followed by bytes 0x6F-0x7E to leak adjacent read-only data or crash decoding.","modified":"2026-10-21T09:41:56.612960750Z","published":"2026-10-19T13:55:28.447Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-125"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112284.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112284.json"},{"type":"PACKAGE","url":"https://github.com/xqq/libaribcaption"},{"type":"ARTICLE","url":"https://github.com/xqq/libaribcaption/blob/v1.1.2/src/decoder/b24_conv_tables.hpp"},{"type":"ARTICLE","url":"https://github.com/xqq/libaribcaption/blob/v1.1.2/src/decoder/decoder_impl.cpp"},{"type":"FIX","url":"https://github.com/xqq/libaribcaption/commit/9917cb311c93d884cb820d122911a211042da26c"},{"type":"ADVISORY","url":"https://hackmd.io/@haindpwn/libaribcaption-latin-special-table-oob-read"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112284"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/libaribcaption-1.1.0-through-1.1.2-out-of-bounds-read-via-decoderimpl-handleglgr"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/xqq/libaribcaption","events":[{"introduced":"360ac7685468ae3d6fe17f8b1bb4c3a1d0b9574a"},{"last_affected":"c64c23b8905ba514b87c9789269e9f66f949ffe0"},{"fixed":"9917cb311c93d884cb820d122911a211042da26c"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"1.1.0"},{"last_affected":"1.1.2"}],"source":"AFFECTED_FIELD","strategy":"StandardRange"},{"range":[{"fixed":"9917cb311c93d884cb820d122911a211042da26c"}],"source":"REFERENCES_COMMIT"}]}}],"versions":["v1.1.2","v1.1.1","v1.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112284.json","vanir_signatures":[{"signature_type":"Line","signature_version":"v1","source":"https://github.com/xqq/libaribcaption/commit/9917cb311c93d884cb820d122911a211042da26c","target":{"file":"src/decoder/b24_conv_tables.hpp"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["233352144774221375187440760838901030507","292054405990769295138136448944652127982","92735372925620873391787745427464462451","176254066412345837250438476672141561506","117966295657295185978978344538260956254"]},"id":"CVE-2026-112284-47b1a879"}],"vanir_signatures_modified":"2026-10-21T09:41:56Z"}}],"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:L/SC:N/SI:N/SA:N"}]}