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OpenAdvisories
High ALAS2-2022-1856 2 CVEs

Important: xorg-x11-server security update (Amazon Linux 2)

Published Sep 30, 2022 · Updated Oct 10, 2022

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2022-2320: A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root. CVE-2022-2319: A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due to improper validation of the request length.

Fixed packages 10

ReleasePackageFixed in
Amazon Linux · 2 xorg-x11-server-common 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-debuginfo 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-devel 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-source 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xdmx 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xephyr 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xnest 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xorg 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xvfb 0:1.20.4-18.amzn2.0.1
Amazon Linux · 2 xorg-x11-server-Xwayland 0:1.20.4-18.amzn2.0.1

Vulnerabilities 2

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2022-2319.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2022-2320.html