diff options
| -rw-r--r-- | source3/smbd/reply.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c index 24fff5da52..c71c7b8bea 100644 --- a/source3/smbd/reply.c +++ b/source3/smbd/reply.c @@ -2718,6 +2718,10 @@ int reply_read_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt if (srv_is_signing_active() || srv_encryption_on()) { return ERROR_NT(NT_STATUS_NOT_SUPPORTED); } + /* Is there room in the reply for this data ? */ + if (smb_maxcnt > (0xFFFFFF - (smb_size -4 + 12*2))) { + return ERROR_NT(NT_STATUS_INVALID_PARAMETER); + } big_readX = True; } } |