Buffer overflow in Ml-Explore Mlx
CVE-2025-62608
MLX is an array framework for machine learning on Apple silicon. Prior to version 0.29.4, there is a heap buffer overflow in mlx::core::load() when parsing malicious NumPy .npy files. Attacker-controlled file causes 13-byte out-of-bounds read, leading to crash or information disclosure. This issue has been patched in version 0.29.4.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (42.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Ml-Explore Mlx — versions < 0.29.4
Weakness classification (CWE)
References
- github.com/ml-explore/mlx/security/advisories/GHSA-w6vg-jg77-2qg6 (Exploit, Vendor Advisory)
- github.com/ml-explore/mlx/pull/1 (Patch, Issue Tracking)
- github.com/ml-explore/mlx/pull/2 (Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2025-62608?
- CVE-2025-62608 is a critical-severity vulnerability in Ml-Explore Mlx, classified under Heap-based Buffer Overflow. CVSS score: 9.1/10. Published 2025-11-21.
- How severe is CVE-2025-62608?
- Critical severity. CVSS v3 base score is 9.1 out of 10.