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linux/fs/smb/server/auth.c
Namjae Jeon 4b081ce0d8 ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob() 
If authblob->SessionKey.Length is bigger than session key
size(CIFS_KEY_SIZE), slub overflow can happen in key exchange codes.
cifs_arc4_crypt copy to session key array from SessionKey from client.

Cc: stable@vger.kernel.org
Reported-by: zdi-disclosures@trendmicro.com # ZDI-CAN-21940
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
2023-08-29 12:30:20 -05:00

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