From 41a7d66a399c3e1ad999dce5d14570d60c4d53d2 Mon Sep 17 00:00:00 2001 From: Volker Lendecke Date: Tue, 27 Aug 2013 09:40:19 +0000 Subject: smbd: Correctly return INFO_LENGTH_MISMATCH for smb1 This is required if the client offered less buffer than the fixed portion of the info level data requires Bug: https://bugzilla.samba.org/show_bug.cgi?id=10106 Signed-off-by: Volker Lendecke Reviewed-by: Jeremy Allison (cherry picked from commit 1b1935b876a14154ef74e447bf53eb7cd0a5dde9) --- source3/smbd/trans2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c index 3c8c06fa982..26b65234e43 100644 --- a/source3/smbd/trans2.c +++ b/source3/smbd/trans2.c @@ -5493,6 +5493,10 @@ total_data=%u (should be %u)\n", (unsigned int)total_data, (unsigned int)IVAL(pd reply_nterror(req, status); return; } + if (fixed_portion > max_data_bytes) { + reply_nterror(req, NT_STATUS_INFO_LENGTH_MISMATCH); + return; + } send_trans2_replies(conn, req, params, param_size, *ppdata, data_size, max_data_bytes); -- cgit v1.2.1