A radare2 security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: radare2-5.4.0-1.fc34

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Fedora Update Notification
FEDORA-2021-d206891379
2021-09-29 01:07:02.642411
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Name : radare2
Product : Fedora 34
Version : 5.4.0
Release : 1.fc34
URL :   https://radare.org/
Summary : The reverse engineering framework
Description :
The radare2 is a reverse-engineering framework that is multi-architecture,
multi-platform, and highly scriptable. Radare2 provides a hexadecimal
editor, wrapped I/O, file system support, debugger support, diffing
between two functions or binaries, and code analysis at opcode,
basic block, and function levels.

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Update Information:

Radare2 update version 5.4.0
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ChangeLog:

* Sat Sep 18 2021 Henrik Nordstrom - 5.4.0-1
- Update to version 5.4.0
* Fri Jul 23 2021 Fedora Release Engineering - 5.3.1-1.1
- Rebuilt for   https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
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References:

[ 1 ] Bug #1989130 - CVE-2021-3673 radare2: improper input validation can lead to resource exhaustion when reading LE binary
  https://bugzilla.redhat.com/show_bug.cgi?id=1989130
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-d206891379' 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