--- a/cgi-bin/var.c 2013-06-07 09:12:52.000000000 +0800 +++ b/cgi-bin/var.c 2019-04-20 18:23:17.835000000 +0800 @@ -1222,6 +1222,7 @@ cgi_set_sid(void) *server_name, /* SERVER_NAME */ *server_port; /* SERVER_PORT */ + struct timeval curtime; /* Current time */ if ((remote_addr = getenv("REMOTE_ADDR")) == NULL) remote_addr = "REMOTE_ADDR"; @@ -1230,7 +1231,8 @@ cgi_set_sid(void) if ((server_port = getenv("SERVER_PORT")) == NULL) server_port = "SERVER_PORT"; - CUPS_SRAND(time(NULL)); + gettimeofday(&curtime, NULL); + CUPS_SRAND(curtime.tv_sec + curtime.tv_usec); snprintf(buffer, sizeof(buffer), "%s:%s:%s:%02X%02X%02X%02X%02X%02X%02X%02X", remote_addr, server_name, server_port, (unsigned)CUPS_RAND() & 255, (unsigned)CUPS_RAND() & 255,