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author | Stefan Metzmacher <metze@samba.org> | 2015-06-19 22:35:44 +0200 |
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committer | Karolin Seeger <kseeger@samba.org> | 2015-07-11 21:59:25 +0200 |
commit | 18342a7cbb14c7fe2f451a3e1386deaf819f6f7a (patch) | |
tree | b3b105ff0bfed7285b3c87ae4cf8c7a734773c95 | |
parent | ad94101f6415f274092d2ba8ab7146c431304d5d (diff) | |
download | samba-18342a7cbb14c7fe2f451a3e1386deaf819f6f7a.tar.gz |
s4:librpc/rpc: let dcerpc_ship_next_request() use a sig_size for a padded payload
The sig_size could differ depending on the aligment/padding.
So should use the same alignment as we use for the payload.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=11061
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit fc249d542fcb8d043ae72eb7963d3a85eb79253a)
-rw-r--r-- | source4/librpc/rpc/dcerpc.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/source4/librpc/rpc/dcerpc.c b/source4/librpc/rpc/dcerpc.c index cd33dc04087..9600822791f 100644 --- a/source4/librpc/rpc/dcerpc.c +++ b/source4/librpc/rpc/dcerpc.c @@ -1594,8 +1594,13 @@ static void dcerpc_ship_next_request(struct dcecli_connection *c) chunk_size -= DCERPC_REQUEST_LENGTH; if (c->security_state.auth_info && c->security_state.generic_state) { + size_t max_payload = chunk_size; + + max_payload -= DCERPC_AUTH_TRAILER_LENGTH; + max_payload -= (max_payload % DCERPC_AUTH_PAD_ALIGNMENT); + sig_size = gensec_sig_size(c->security_state.generic_state, - p->conn->srv_max_recv_frag); + max_payload); if (sig_size) { chunk_size -= DCERPC_AUTH_TRAILER_LENGTH; chunk_size -= sig_size; |