Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix bug on trap in smb2_lock If lock count is greater than 1, flags could be old value. It should be checked with flags of smb_lock, not flags. It will cause bug-on trap from locks_free_lock in error handling routine.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 6.1.131 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/11e0e74e14f1832a95092f2c98ed3b99f57797eePatch
- https://git.kernel.org/stable/c/2b70e3ac79eacbdf32571f7af48dd81cdd957ca8Patch
- https://git.kernel.org/stable/c/8994f0ce8259f812b4f4a681d8298c6ff682efaaPatch
- https://git.kernel.org/stable/c/dbcd7fdd86f77529210fe8978154a81cd479844cPatch
- https://git.kernel.org/stable/c/e26e2d2e15daf1ab33e0135caf2304a0cfa2744bPatch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
FAQ
What is CVE-2025-21944?
CVE-2025-21944 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix bug on trap in smb2_lock If lock count is greater than 1, flags could be old value. It should be checked with flags of ...
How severe is CVE-2025-21944?
CVE-2025-21944 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21944?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.