Fedora Linux 8492 Published by

A xorg-x11-server security update has been released for Fedora 36.



SECURITY: Fedora 36 Update: xorg-x11-server-1.20.14-18.fc36


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Fedora Update Notification
FEDORA-2023-fb5022e741
2023-02-22 11:06:32.699855
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Name : xorg-x11-server
Product : Fedora 36
Version : 1.20.14
Release : 18.fc36
URL :   http://www.x.org
Summary : X.Org X11 X server
Description :
X.Org X11 X server

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Update Information:

CVE-2023-0494: potential use-after-free in DeepCopyPointerClasses
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ChangeLog:

* Thu Feb 2 2023 Peter Hutterer - 1.20.14-18
- CVE-2023-0494: potential use-after-free
* Wed Feb 1 2023 Peter Hutterer - 1.20.14-17
- Updated conditional fedora statement
* Tue Jan 17 2023 Olivier Fourdan - 1.20.14-16
- Use the recommended way to apply conditional patches without
conditionalizing the sources (for byte-swapped clients).
* Fri Jan 13 2023 Leif Liddy 1.20.14-15
- Xorg server does not correctly select the DCP for the display
without a quirk on Apple silicon machines (#2152414)
* Fri Jan 13 2023 Peter Hutterer - 1.20.14-14
- Disallow byte-swapped clients (#2159489)
* Wed Jan 11 2023 Olivier Fourdan - 1.20.14-13
- Rename boolean config value field from bool to boolean to fix drivers
build failures due to a conflict with C++ and stdbool.h
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References:

[ 1 ] Bug #2167566 - CVE-2023-0494 xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2167566
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-fb5022e741' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys
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