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====================================================================                   Red Hat Security Advisory

Synopsis:          Important: xorg-x11-server security update
Advisory ID:       RHSA-2022:0003-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0003
Issue date:        2022-01-03
CVE Names:         CVE-2021-4008 CVE-2021-4009 CVE-2021-4010 
                   CVE-2021-4011 
====================================================================
1. Summary:

An update for xorg-x11-server is now available for Red Hat Enterprise Linux
7.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64

3. Description:

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.

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

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

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
xorg-x11-server-1.20.4-17.el7_9.src.rpm

x86_64:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

noarch:
xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm

x86_64:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
xorg-x11-server-1.20.4-17.el7_9.src.rpm

noarch:
xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm

x86_64:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
xorg-x11-server-1.20.4-17.el7_9.src.rpm

ppc64:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-common-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64.rpm

ppc64le:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-common-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64le.rpm

s390x:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-common-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.s390x.rpm

x86_64:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

noarch:
xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm

ppc64:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.ppc.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.ppc64.rpm

ppc64le:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64le.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.ppc64le.rpm

s390x:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.s390x.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.s390x.rpm

x86_64:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
xorg-x11-server-1.20.4-17.el7_9.src.rpm

x86_64:
xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

noarch:
xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm

x86_64:
xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm
xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. 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/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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RedHat: RHSA-2022-0003:03 Important: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 7

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.
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.



Summary


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

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/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: xorg-x11-server-1.20.4-17.el7_9.src.rpm
x86_64: xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch: xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm
x86_64: xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: xorg-x11-server-1.20.4-17.el7_9.src.rpm
noarch: xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm
x86_64: xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: xorg-x11-server-1.20.4-17.el7_9.src.rpm
ppc64: xorg-x11-server-Xephyr-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-common-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64.rpm
ppc64le: xorg-x11-server-Xephyr-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-common-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64le.rpm
s390x: xorg-x11-server-Xephyr-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-common-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.s390x.rpm
x86_64: xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
noarch: xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm
ppc64: xorg-x11-server-Xdmx-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64.rpm xorg-x11-server-devel-1.20.4-17.el7_9.ppc.rpm xorg-x11-server-devel-1.20.4-17.el7_9.ppc64.rpm
ppc64le: xorg-x11-server-Xdmx-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.ppc64le.rpm xorg-x11-server-devel-1.20.4-17.el7_9.ppc64le.rpm
s390x: xorg-x11-server-Xdmx-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.s390x.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.s390x.rpm
x86_64: xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: xorg-x11-server-1.20.4-17.el7_9.src.rpm
x86_64: xorg-x11-server-Xephyr-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xorg-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-common-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
noarch: xorg-x11-server-source-1.20.4-17.el7_9.noarch.rpm
x86_64: xorg-x11-server-Xdmx-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xnest-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xvfb-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-Xwayland-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.i686.rpm xorg-x11-server-debuginfo-1.20.4-17.el7_9.x86_64.rpm xorg-x11-server-devel-1.20.4-17.el7_9.i686.rpm xorg-x11-server-devel-1.20.4-17.el7_9.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
Advisory ID: RHSA-2022:0003-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0003
Issued Date: : 2022-01-03
CVE Names: CVE-2021-4008 CVE-2021-4009 CVE-2021-4010 CVE-2021-4011

Topic

An update for xorg-x11-server is now available for Red Hat Enterprise Linux7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64


Bugs Fixed

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


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