Improper Initialization Affecting xorg-x11-server-source package, versions <0:1.20.10-1.el8


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.8% (82nd percentile)

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  • Snyk IDSNYK-ALMALINUX8-XORGX11SERVERSOURCE-5658380
  • published28 May 2023
  • disclosed18 May 2021

Introduced: 18 May 2021

CVE-2020-14347  (opens in a new tab)
CWE-665  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 xorg-x11-server-source to version 0:1.20.10-1.el8 or higher.
This issue was patched in ALSA-2021:1804.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xorg-x11-server-source package and not the xorg-x11-server-source package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

CVSS Scores

version 3.1