Vulnerability Description
llama.cpp b8841 before b11865 contains an out-of-bounds write vulnerability in the ggml-rpc RDMA transport rdma_recv() function that allows unauthenticated peers to overflow the rpc-server stack. Attackers advertising RDMA capabilities in the HELLO message can send up to 256 KiB into a 1-byte stack variable in rpc_serve_client(), crashing the server or potentially executing code.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/ggml-org/llama.cpp
- https://github.com/ggml-org/llama.cpp/blob/620d2225cc436ab0b001e3200e590e3b286ef
- https://github.com/ggml-org/llama.cpp/commit/9a0fde9967fa1a35b6e5dd1f47e1a3648b6
- https://github.com/ggml-org/llama.cpp/pull/30399
- https://github.com/ggml-org/llama.cpp/releases/tag/b11865
- https://www.vulncheck.com/advisories/llama-cpp-b8841-before-b11865-stack-based-b
FAQ
What is CVE-2026-118375?
CVE-2026-118375 is a vulnerability with a CVSS score of 8.1 (HIGH). llama.cpp b8841 before b11865 contains an out-of-bounds write vulnerability in the ggml-rpc RDMA transport rdma_recv() function that allows unauthenticated peers to overflow the rpc-server stack. Atta...
How severe is CVE-2026-118375?
CVE-2026-118375 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-118375?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.