smb: client: fix potential UAF in is_valid_oplock_break()

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commit 69ccf040ac upstream.

Skip sessions that are being teared down (status == SES_EXITING) to
avoid UAF.

Cc: stable@vger.kernel.org
Signed-off-by: Paulo Alcantara (Red Hat) <pc@manguebit.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Paulo Alcantara 2024-04-02 16:34:00 -03:00 • committed by Greg Kroah-Hartman

parent f92739fdd4

commit 0a15ba88a3

1 changed files with 2 additions and 0 deletions

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fs/smb/client/misc.c

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