{"id":"CVE-2026-78147","state":"PUBLISHED","title":"ggml-org llama.cpp ggml-RPC Server ggml-rpc.cpp deserialize_tensor deserialization","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.","publishedAt":"2026-08-23T23:00:13.111Z","updatedAt":"2026-08-27T14:37:49.255Z","severity":{"score":6.9,"label":"Medium","version":"4.0","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","source":"VulDB"},"assigner":"VulDB","products":["ggml-org llama.cpp"],"affected":[{"vendor":"ggml-org","product":"llama.cpp","versions":[{"version":"bec4772f6","status":"affected"}],"cpes":["cpe:2.3:a:ggml-org:llama.cpp:*:*:*:*:*:*:*:*"],"modules":["ggml-RPC Server"]}],"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/"],"weaknesses":["CWE-502","CWE-20"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78147.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78147","state":"PUBLISHED","datePublished":"2026-08-23T23:00:13.111Z","dateUpdated":"2026-08-27T14:37:49.255Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-23T06:39:05.390Z"},"containers":{"cna":{"title":"ggml-org llama.cpp ggml-RPC Server ggml-rpc.cpp deserialize_tensor deserialization","descriptions":[{"lang":"en","value":"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. 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