CVE-2020-25653

spice-vdagent: UNIX domain socket peer PID retrieved via SO_PEERCRED is subject to race condition

Published Nov 26, 2020 CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed
Description
A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2524-1 spice-vdagent security update
EUVD EUVD EUVD-2020-18317 A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.
Ubuntu USN Ubuntu USN USN-4617-1 SPICE vdagent vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 4, 2024, 3:40 PM
Reserved
Sep 16, 2020, 12:00 AM
Status
Modified
Published
Nov 26, 2020, 2:15 AM
Modified
Jun 17, 2026, 3:07 AM
Severity
Moderate
Public date
Nov 3, 2020, 12:00 AM