vulnerability

Red Hat: CVE-2021-3472: Important: xorg-x11-server security update (RHSA-2021:2033)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Apr 26, 2021
Added
May 21, 2021
Modified
Jul 9, 2025

Description

A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-xorg-x11-server-commonredhat-upgrade-xorg-x11-server-debuginforedhat-upgrade-xorg-x11-server-develredhat-upgrade-xorg-x11-server-sourceredhat-upgrade-xorg-x11-server-xdmxredhat-upgrade-xorg-x11-server-xephyrredhat-upgrade-xorg-x11-server-xnestredhat-upgrade-xorg-x11-server-xorgredhat-upgrade-xorg-x11-server-xvfbredhat-upgrade-xorg-x11-server-xwayland
Title
NEW

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