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CVE-2024-58400 Details

Description

llama.cpp before b3701 contains an out-of-bounds read vulnerability in llama_decode_internal and llama_encode_internal that allows remote unauthenticated attackers to read memory by supplying unvalidated token IDs. Attackers can send integer-array prompts to the llama-server /completion endpoint with IDs outside 0 to n_vocab to read embedding memory out of bounds or crash the process.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.2 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/ggml-org/llama.cpp/blob/b3681/examples/server/server.cpp#L789	[email protected]
https://github.com/ggml-org/llama.cpp/commit/eae597182cb61bbde0b26e7cec5999d28b9327fe	[email protected]
https://github.com/ggml-org/llama.cpp/commit/faf69d4237c9ae4d7f572b4674d1002463e8acd3	[email protected]
https://github.com/ggml-org/llama.cpp/pull/9359	[email protected]
https://github.com/ggml-org/llama.cpp/releases/tag/b3701	[email protected]
https://www.vulncheck.com/advisories/llama-cpp-before-b3701-out-of-bounds-read-in-llama-decode-via-token-ids	[email protected]

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-129	Improper Validation of Array Index	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

Date	Action	Recorded By
Oct 27, 2026	CVE Translated	[email protected]
Oct 27, 2026	CVE Modified	CISA-ADP
Oct 27, 2026	New CVE Received	[email protected]