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CVE-2025-21944

ksmbd: fix bug on trap in smb2_lock

EPSS 0.1%
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.
Produtos afetados
Linux · Linux

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Referências
https://git.kernel.org/stable/c/11e0e74e14f1832a95092f2c98ed3b99f57797eehttps://git.kernel.org/stable/c/2b70e3ac79eacbdf32571f7af48dd81cdd957ca8https://git.kernel.org/stable/c/8994f0ce8259f812b4f4a681d8298c6ff682efaahttps://git.kernel.org/stable/c/dbcd7fdd86f77529210fe8978154a81cd479844chttps://git.kernel.org/stable/c/e26e2d2e15daf1ab33e0135caf2304a0cfa2744bhttps://lists.debian.org/debian-lts-announce/2025/05/msg00045.html