CVE-2020-25650
spice-vdagent: memory DoS via arbitrary entries in active_xfers hash table
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · November 3, 2020
Updated · November 22, 2025
Description
A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. This flaw allows any unprivileged local guest user with access to the UNIX domain socket path /run/spice-vdagentd/spice-vdagent-sock to perform a memory denial of service for spice-vdagentd or other processes in the VM system. The highest threat from this vulnerability is to system availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-770 · Allocation of Resources Without Limits or Throttling