CVE-2026-78147 | ggml-org llama.cpp bec4772f6 ggml-RPC Server ggml-rpc.cpp deserialize_tensor op/op_params deserialization (Issue 25289)

August 23, 2026 Yanac

A vulnerability classified as critical has been found in ggml-org llama.cpp bec4772f6. The impacted element is the function deserialize_tensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component ggml-RPC Server. Performing a manipulation of the argument op/op_params results in deserialization.

This vulnerability was named CVE-2026-78147. The attack may be initiated remotely. There is no available exploit.

This vulnerability is distinct from CVE-2026-34159 (GHSA-j8rj-fmpv-wcxw, PR #20908), which only added a buffer==nullptr rejection in create_node() and does not validate op or op_params. The reported GitHub issue was closed automatically due to inactivity.VulDB Recent EntriesRead More