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Red Hat Enterprise Linux 8: RHSA-2022-1917-01 Moderate: Xorg Access Issue

red hat
Calendar Grey May 10, 2022
Dist Redhat Esm H88
Security update notification for Red Hat's xorg-x11-server concerning moderate vulnerabilities linked to out-of-bounds memory access.
An update for xorg-x11-server and xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.
Xwayland is an X server for running X clients under Wayland.
The following packages have been upgraded to a later upstream version: xorg-x11-server-Xwayland (21.1.3). (BZ#2015842)
Security Fix(es):
* xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access (CVE-2021-4008)
* xorg-x11-server: SProcXFixesCreatePointerBarrier out-of-bounds access (CVE-2021-4009)
* xorg-x11-server: SProcScreenSaverSuspend out-of-bounds access (CVE-2021-4010)
* xorg-x11-server: SwapCreateRegister out-of-bounds access (CVE-2021-4011)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise Linux out-of-bounds access Xorg security Xwayland advisory

References

https://access.redhat.com/security/cve/CVE-2021-4008 https://access.redhat.com/security/cve/CVE-2021-4009 https://access.redhat.com/security/cve/CVE-2021-4010 https://access.redhat.com/security/cve/CVE-2021-4011 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.6_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: xorg-x11-server-1.20.11-5.el8.src.rpm xorg-x11-server-Xwayland-21.1.3-2.el8.src.rpm
aarch64: xorg-x11-server-Xdmx-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xephyr-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xnest-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xorg-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xvfb-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-Xwayland-21.1.3-2.el8.aarch64.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-2.el8.aarch64.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-2.el8.aarch64.rpm xorg-x11-server-common-1.20.11-5.el8.aarch64.rpm xorg-x11-server-debuginfo-1.20.11-5.el8.aarch64.rpm xorg-x11-server-debugsource-1.20.11-5.el8.aarch64.rpm
ppc64le: xorg-x11-server-Xdmx-1.20.11-5.el8.ppc64le.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-5.el8.ppc64le.rpm xorg-x11-server-Xephyr-1.20.11-5.el8.ppc64le.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-5.el8.ppc64le.rpm xorg-x11-server-Xnest-1.20.11-5.el8.ppc64le.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:1917-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:1917
Issue date: 2022-05-10

Topic

An update for xorg-x11-server and xorg-x11-server-Xwayland is now availablefor Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise Linux out-of-bounds access Xorg security Xwayland advisory

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2015842 - Rebase Xwayland in el8 to include fixes for NVIDIA driver 495 series

2026059 - CVE-2021-4008 xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access

2026072 - CVE-2021-4009 xorg-x11-server: SProcXFixesCreatePointerBarrier out-of-bounds access

2026073 - CVE-2021-4010 xorg-x11-server: SProcScreenSaverSuspend out-of-bounds access

2026074 - CVE-2021-4011 xorg-x11-server: SwapCreateRegister out-of-bounds access

2046329 - Xorg crashes with NVIDIA closed source driver in Present code

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