SMB311: Improve checking of negotiate security contexts

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SMB3.11 crypto and hash contexts were not being checked strictly enough.
Add parsing and validity checking for the security contexts in the SMB3.11
negotiate response.

Signed-off-by: Steve French <smfrench@gmail.com>
CC: Stable <stable@vger.kernel.org>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>

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This commit is contained in:

Steve French 2018-04-09 10:47:14 -05:00

parent 136ff1b4b6

commit 5100d8a3fe

3 changed files with 106 additions and 0 deletions

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1

fs/cifs/cifsglob.h

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102

fs/cifs/smb2pdu.c

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3

fs/cifs/smb2pdu.h

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