CVE-2026-119052 llama.cpp b2877 before b11935 ggml-rpc Server DoS via Oversized recv_msg Length
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-119052?
CVE-2026-119052 is a high-severity vulnerability in ggml-org llama.cpp, published on 29 Oct 2026.
Official description
llama.cpp b2877 before b11935 contains an uncaught exception vulnerability in the ggml-rpc server that allows unauthenticated remote attackers to crash the rpc-server by sending oversized message lengths. After the HELLO handshake, attackers can send a command such as SET_TENSOR with a length above std::vector::max_size(), triggering an uncaught std::length_error that aborts the process and denies service to all clients.
Weakness: CWE-248
Which versions are affected by CVE-2026-119052?
How do I fix CVE-2026-119052?
No fix has been published for CVE-2026-119052 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-119052 being exploited?
There is no known exploitation of CVE-2026-119052 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-119052, GHSA-rr32-94xq-hrxw.