From 8e490d2fa1c52be5da331df0b314508f77ec1f6e Mon Sep 17 00:00:00 2001 From: Günther Deschner Date: Thu, 7 May 2009 13:32:41 +0200 Subject: s3-credentials: protect netlogon_creds_server_step() against NULL creds. Found by SCHANNEL torture tests. Guenther --- source3/libsmb/credentials.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'source3/libsmb') diff --git a/source3/libsmb/credentials.c b/source3/libsmb/credentials.c index 0d7bde0c09..9dc0b9f01b 100644 --- a/source3/libsmb/credentials.c +++ b/source3/libsmb/credentials.c @@ -257,6 +257,10 @@ bool netlogon_creds_server_step(struct dcinfo *dc, bool ret; struct dcinfo tmp_dc = *dc; + if (!received_cred || !cred_out) { + return false; + } + /* Do all operations on a temporary copy of the dc, which we throw away if the checks fail. */ -- cgit