CVE-2026-78147
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
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ggml-org | llama.cpp | bec4772f6 | affected |
Weaknesses
- CWE-502: Deserialization
- CWE-20: Improper Input Validation
References
- https://vuldb.com/vuln/394534
- https://vuldb.com/vuln/394534/cti
- https://vuldb.com/cve/CVE-2026-78147
- https://vuldb.com/submit/882534
- https://github.com/ggml-org/llama.cpp/issues/25289
- https://github.com/ggml-org/llama.cpp/
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