Out-of-Bounds Affecting xorg-x11-server-source package, versions <0:1.20.11-17.el9


Severity

Recommended
medium

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.61% (80th percentile)

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  • Snyk ID SNYK-ALMALINUX9-XORGX11SERVERSOURCE-5625141
  • published 28 May 2023
  • disclosed 9 May 2023

How to fix?

Upgrade AlmaLinux:9 xorg-x11-server-source to version 0:1.20.11-17.el9 or higher.
This issue was patched in ALSA-2023:2248.

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:9 relevant fixed versions and status.

A vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function _GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211051.

References

CVSS Scores

version 3.1
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NVD

8.8 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

7.8 high
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Red Hat

8.8 high