CVE-2026-78148 ggml-org llama.cpp ggml-RPC Server ggml-rpc.cpp graph_compute null pointer dereference
Remote attackers can cause a denial of service in the llama.cpp ggml-RPC server via a null pointer dereference in graph_compute.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-78148?
CVE-2026-78148 is a medium-severity vulnerability in ggml-org llama.cpp, published on 23 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was determined in ggml-org llama.cpp bec4772f6. This affects the function rpc_server::graph_compute of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component ggml-RPC Server. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The pull request to fix this issue awaits acceptance.
Which versions are affected by CVE-2026-78148?
How do I fix CVE-2026-78148?
No fix has been published for CVE-2026-78148 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-78148 being exploited?
There is no known exploitation of CVE-2026-78148 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-78148, GHSA-7hmx-m2vh-6qvw, UBUNTU-CVE-2026-78148.