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Alma Linux: CVE-2021-4011: Moderate: xorg-x11-server and xorg-x11-server-Xwayland security update (ALSA-2022-1917)

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Alma Linux: CVE-2021-4011: Moderate: xorg-x11-server and xorg-x11-server-Xwayland security update (ALSA-2022-1917)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/17/2021
Created
05/14/2022
Added
05/13/2022
Modified
07/05/2022

Description

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SwapCreateRegister function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Solution(s)

  • alma-upgrade-xorg-x11-server-Xdmx
  • alma-upgrade-xorg-x11-server-Xephyr
  • alma-upgrade-xorg-x11-server-Xnest
  • alma-upgrade-xorg-x11-server-Xorg
  • alma-upgrade-xorg-x11-server-Xvfb
  • alma-upgrade-xorg-x11-server-Xwayland
  • alma-upgrade-xorg-x11-server-common
  • alma-upgrade-xorg-x11-server-devel
  • alma-upgrade-xorg-x11-server-source

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