CVE-2026-112281
CVE-2026-112281 · libaribb24 through 1.0.3 Stack Buffer Overflow via decoder_handle_csi
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 6.9 · Medium · EPSS 0.2%
- Published
- Updated
Affected products and versions
aribb24
- Versions
- ≥ 0, ≤ 1.0.3: Affected (custom)
No fix published
Original sources
- 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
- https://hackmd.io/@haindpwn/cve-2026-112280-112281-aribb24-caption-data-unit-and-csi-oob-write
- https://nvd.nist.gov/vuln/detail/CVE-2026-112281