Vulnerability in Linux
CVE-2025-21660
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix unexpectedly changed path in ksmbd_vfs_kern_path_locked When `ksmbd_vfs_kern_path_locked` met an error and it is not the last entry, it will exit without restoring changed path buffer. But later this buffer may be used as the filename for creation.
EPSS: 0.002 (9.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions 6.6.72, 6.11.2, 6.1.113
- Linux Linux_kernel — versions 6.13
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-21660?
- CVE-2025-21660 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-01-21.
- How severe is CVE-2025-21660?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2025-21660 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.