CVE-2026-112280 libaribb24 (aribb24) through 1.0.3 Heap Buffer Overflow via parse_data_unit_statement_body
Attackers can trigger a heap buffer overflow in libaribb24 via crafted caption data, potentially causing crashes or arbitrary code execution in media players.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-112280?
CVE-2026-112280 is a medium-severity memory corruption vulnerability in nkoriyama aribb24, published on 19 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
libaribb24 (aribb24) through 1.0.3 contains a heap-based buffer overflow vulnerability in src/parser.c that allows attackers to corrupt heap memory via an oversized caption data unit. Attackers can supply a crafted caption PES packet in a media file or broadcast stream, processed through arib_parse_pes(), to crash FFmpeg or VLC and possibly corrupt further memory.
Weakness: CWE-122
Which versions are affected by CVE-2026-112280?
How do I fix CVE-2026-112280?
No fix has been published for CVE-2026-112280 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-112280 being exploited?
There is no known exploitation of CVE-2026-112280 in the wild and no public exploit code.
Sources
Also known as GHSA-pgf4-9h53-rfcj.