CVE-2025-62609

MLX has Wild Pointer Dereference in load_gguf()

State: Published
Severity: 5.5 Medium
Published: Nov 21, 2025
Updated: Nov 21, 2025
Reserved: Oct 16, 2025

Description

MLX is an array framework for machine learning on Apple silicon. Prior to version 0.29.4, there is a segmentation fault in mlx::core::load_gguf() when loading malicious GGUF files. Untrusted pointer from external gguflib library is dereferenced without validation, causing application crash. This issue has been patched in version 0.29.4.

Scores

CVSS	Score	Vector	Source
4.0	5.5 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:P	GitHub_M

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
mlxml-explore	< 0.29.4Affected

References

https://github.com/ml-explore/mlx/security/advisories/GHSA-j842-xgm4-wf88

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