This update for spice-vdagent fixes the following issues:
- Update to version 0.21.0 - CVE-2020-25650: memory DoS via arbitrary entries in `active_xfers` hash table (bsc#1177780) - CVE-2020-25651: possible file transfer DoS and information leak via `active_xfers` hash map (bsc#1177781) - CVE-2020-25652: possibility to exhaust file descriptors in `vdagentd` (bsc#1177782) - CVE-2020-25653: UNIX domain socket peer PID retrieved via `SO_PEERCRED` is subject to race condition (bsc#1177783)