CVE-2020-25650

MEDIUM

spice-vdagent < 0.20.0 - Denial of Service via File Transfer Handling

Title source: llm

Description

A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.

References (5)

Core 5

Core References

Issue Tracking, Patch, Third Party Advisory x_refsource_misc

https://bugzilla.redhat.com/show_bug.cgi?id=1886345

Exploit, Mailing List, Third Party Advisory x_refsource_misc

https://www.openwall.com/lists/oss-security/2020/11/04/1

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2021/01/msg00012.html

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQT56LATVTB2DJOVVJOKQVMVUXYCT2VB/

Scores

CVSS v3 5.5

EPSS 0.0049

EPSS Percentile 38.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-770

Status published

Products (4)

debian/debian_linux 9.0

fedoraproject/fedora 32

fedoraproject/fedora 33

spice-space/spice-vdagent < 0.20.0

Published Nov 25, 2020

Tracked Since Feb 18, 2026