Improper Locking Affecting linux-virt-doc package, versions <6.12.20-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-LINUXVIRTDOC-13797038
  • published1 Nov 2025
  • disclosed1 Apr 2025

Introduced: 1 Apr 2025

CVE-2025-21944  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade Minimos:latest linux-virt-doc to version 6.12.20-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-virt-doc package and not the linux-virt-doc package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

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 Base Scores

version 3.1