CVE-2025-21944

Published: April 2, 2025Last modified: April 2, 2025

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.

Status

References

• https://git.kernel.org/stable/c/11e0e74e14f1832a95092f2c98ed3b99f57797ee
• https://git.kernel.org/stable/c/2b70e3ac79eacbdf32571f7af48dd81cdd957ca8
• https://git.kernel.org/stable/c/8994f0ce8259f812b4f4a681d8298c6ff682efaa
• https://git.kernel.org/stable/c/dbcd7fdd86f77529210fe8978154a81cd479844c
• https://git.kernel.org/stable/c/e26e2d2e15daf1ab33e0135caf2304a0cfa2744b