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Integer Overflow or Wraparound Affecting xorg-server package, versions <2:1.19.2-1+deb9u6

0.0
high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.05% (21st percentile)
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NVD
7.8 high
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SUSE
7.8 high
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Red Hat
7.8 high

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  • Snyk ID SNYK-DEBIAN9-XORGSERVER-608577
  • published 26 Aug 2020
  • disclosed 15 Sep 2020
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Introduced: 26 Aug 2020

CVE-2020-14361 Open this link in a new tab
CWE-190 Open this link in a new tab

How to fix?

Upgrade Debian:9 xorg-server to version 2:1.19.2-1+deb9u6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xorg-server package and not the xorg-server package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Integer underflow leading to heap-buffer overflow may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.