HIGHVulnerability
Verified
Global

NVD HIGH: CVE-2026-116816 — llama.cpp b5899 before b10261 contains a heap out-of-bounds write vulnerability ...

·Source: NIST NVD

Updated:

Executive Summary

llama.cpp b5899 before b10261 contains a heap out-of-bounds write vulnerability in llm_tokenizer_plamo2::build that allows attackers to corrupt heap memory via crafted GGUF models. Attackers can supply BYTE-typed token text like whose negative parsed value writes token ids before the bytes_ buffer during model loading, causing crashes or potential code execution.

Analysis

llama.cpp b5899 before b10261 contains a heap out-of-bounds write vulnerability in llm_tokenizer_plamo2::build that allows attackers to corrupt heap memory via crafted GGUF models. Attackers can supply BYTE-typed token text like whose negative parsed value writes token ids before the bytes_ buffer during model loading, causing crashes or potential code execution. CVSS Score: 7.8. Published: 2026-10-27T01:19:06.437.

Indicators of Compromise (1)

CVE (1)
CVE-2026-116816
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Oct 27, 2026. Verified by: NIST.

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