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Out-of-bounds Read Affecting libx11 package, versions <2:1.7.2-1+deb11u2

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Confidentiality High

    Threat Intelligence

    EPSS 0.04% (6th percentile)
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NVD
5.5 medium
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SUSE
4.4 medium
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Red Hat
6.5 medium

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  • Snyk ID SNYK-DEBIAN11-LIBX11-5927151
  • published 4 Oct 2023
  • disclosed 10 Oct 2023
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Introduced: 4 Oct 2023

CVE-2023-43785 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade Debian:11 libx11 to version 2:1.7.2-1+deb11u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libx11 package and not the libx11 package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.