High severity · published Nov 21, 2025
CVE-2025-62609
MLX has Wild Pointer Dereference in load_gguf()
7.5
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ML
mlx · ml-explore
< 0.29.4 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62609
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62609
Exploit
https://github.com/ml-explore/mlx/security/advisories/GHSA-j842-xgm4-wf88
More from mlx
9.1
CVE-2025-62608
MLX has heap-buffer-overflow in load()