Out-of-Bounds Affecting llama.cpp package, versions *


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
0.12% (3rd percentile)

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  • Snyk IDSNYK-DEBIAN14-LLAMACPP-16066080
  • published15 Apr 2026
  • disclosed6 Feb 2026

Introduced: 6 Feb 2026

CVE-2026-2069  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

There is no fixed version for Debian:14 llama.cpp.

NVD Description

Note: Versions mentioned in the description apply only to the upstream llama.cpp package and not the llama.cpp package as distributed by Debian. See How to fix? for Debian:14 relevant fixed versions and status.

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llama_grammar_advance_stack of the file llama.cpp/src/llama-grammar.cpp of the component GBNF Grammar Handler. This manipulation causes stack-based buffer overflow. The attack needs to be launched locally. The exploit has been published and may be used. Patch name: 18993. To fix this issue, it is recommended to deploy a patch.

CVSS Base Scores

version 3.1