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-rw-r--r--source3/libsmb/clireadwrite.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/source3/libsmb/clireadwrite.c b/source3/libsmb/clireadwrite.c
index a57f1e0785..4d3027694f 100644
--- a/source3/libsmb/clireadwrite.c
+++ b/source3/libsmb/clireadwrite.c
@@ -138,6 +138,10 @@ NTSTATUS cli_read_andx_recv(struct async_req *req, ssize_t *received,
return status;
}
+ if (wct < 12) {
+ return NT_STATUS_INVALID_NETWORK_RESPONSE;
+ }
+
/* size is the number of bytes the server returned.
* Might be zero. */
size = SVAL(cli_req->inbuf, smb_vwv5);