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Vulnerabilities CVE-2026-78147

CVE-2026-78147

Medium
Open
TLP:CLEAR

ggml-org llama.cpp ggml-RPC Server ggml-rpc.cpp deserialize_tensor deserialization

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Description

A vulnerability was 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. The attack may be initiated remotely. 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.

Details

CVSS Score
6.9
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Confidence
90%
Published
Aug 23, 2026
Last Modified
Aug 23, 2026
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