A prboom-plus security update has been released for Fedora 31.

SECURITY: Fedora 31 Update: prboom-plus-2.5.1.4-18.fc31

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Fedora Update Notification
FEDORA-2020-3f9a846b40
2020-06-04 02:49:07.898719
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Name : prboom-plus
Product : Fedora 31
Version : 2.5.1.4
Release : 18.fc31
URL :   http://prboom-plus.sourceforge.net/
Summary : Free enhanced DOOM engine
Description :
Doom is a classic 3D shoot-em-up game.
PrBoom+ is a Doom source port developed from the original PrBoom project
by Andrey Budko.
The target of the project is to extend the original port with features
that are necessary or useful.

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Update Information:

Patch for CVE-2019-20797
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ChangeLog:

* Tue May 26 2020 Gwyn Ciesla - 2.5.1.4-18
- Patch for CVE-2019-20797.
* Mon Feb 17 2020 Orcan Ogetbil - 2.5.1.4-17
- Rebuild against fluidsynth2
* Thu Feb 6 2020 Gwyn Ciesla - 2.5.1.4-16
- Fix FTBFS.
* Thu Jan 30 2020 Fedora Release Engineering - 2.5.1.4-15
- Rebuilt for   https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
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References:

[ 1 ] Bug #1839852 - CVE-2019-20797 prboom-plus: heap-based buffer overflow in server and client UDP code [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1839852
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-3f9a846b40' 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