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CVE-2025-21944

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CVE-2025-21944

Published: Apr 1, 2025

Modified: May 11, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
0626e6641f6b467447c81dd7678a69c66f7746cf - < 11e0e74e14f1832a95092f2c98ed3b99f57797ee
affected
0626e6641f6b467447c81dd7678a69c66f7746cf - < 8994f0ce8259f812b4f4a681d8298c6ff682efaa
affected
0626e6641f6b467447c81dd7678a69c66f7746cf - < dbcd7fdd86f77529210fe8978154a81cd479844c
affected
0626e6641f6b467447c81dd7678a69c66f7746cf - < 2b70e3ac79eacbdf32571f7af48dd81cdd957ca8
affected
0626e6641f6b467447c81dd7678a69c66f7746cf - < e26e2d2e15daf1ab33e0135caf2304a0cfa2744b

Linux

Linux

affected
5.15
unaffected
0 - < 5.15
unaffected
6.1.131 - <= 6.1.*
unaffected
6.6.83 - <= 6.6.*
unaffected
6.12.19 - <= 6.12.*

+2 more versions

References

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