CVE-2026-112284
libaribcaption 1.1.0 through 1.1.2 Out-of-Bounds Read via DecoderImpl::HandleGLGR
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-125 |
| Vendor | xqq |
| Product | libaribcaption |
| Published | Oct 19, 2026 |
| Last Updated | Oct 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
xqq / libaribcaption
1.1.0 ≤ 1.1.2
References
hackmd.io: https://hackmd.io/@haindpwn/libaribcaption-latin-special-table-oob-read github.com: https://github.com/xqq/libaribcaption/blob/v1.1.2/src/decoder/decoder_impl.cpp github.com: https://github.com/xqq/libaribcaption/blob/v1.1.2/src/decoder/b24_conv_tables.hpp github.com: https://github.com/xqq/libaribcaption/commit/9917cb311c93d884cb820d122911a211042da26c vulncheck.com: https://www.vulncheck.com/advisories/libaribcaption-1.1.0-through-1.1.2-out-of-bounds-read-via-decoderimpl-handleglgr
Credits
HaiND from the Post and Telecommunication Institute of Technology