CVE-2026-86317
ggml-org llama.cpp RPC Server ggml-rpc.cpp deserialize_tensor assertion
- State
- Published
- Severity
- 6.9 Medium
- Published
- Sep 7, 2026
- Updated
- Sep 8, 2026
- Reserved
- Sep 7, 2026
Description
A vulnerability was detected in ggml-org llama.cpp up to 0.4.0. This impacts the function rpc_server::deserialize_tensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component RPC Server. Performing a manipulation of the argument ne results in reachable assertion. The attack is possible to be carried out remotely. The reported GitHub issue was closed automatically due to inactivity.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-617 Reachable Assertion
Affected Products
| Product | Versions |
|---|---|
llama.cppggml-org |
|
References
- VDB-399508 | ggml-org llama.cpp RPC Server ggml-rpc.cpp deserialize_tensor assertionvdb-entrytechnical-description
- VDB-399508 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-86317 | CVE Analysis and Reportthird-party-advisory
- Submit #908271 | ggml-org llama.cpp master e9fa0781f Assertionthird-party-advisory
- https://github.com/ggml-org/llama.cpp/issues/25288issue-tracking
- https://github.com/ggml-org/llama.cpp/product
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