A containernetworking-plugins security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: containernetworking-plugins-1.0.0-0.3.rc1.fc34

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Fedora Update Notification
FEDORA-2021-07e4d20196
2021-08-11 01:18:58.248231
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Name : containernetworking-plugins
Product : Fedora 34
Version : 1.0.0
Release : 0.3.rc1.fc34
URL :   https://github.com/containernetworking/plugins
Summary : Libraries for writing CNI plugin
Description :
The CNI (Container Network Interface) project consists of a specification
and libraries for writing plugins to configure network interfaces in Linux
containers, along with a number of supported plugins. CNI concerns itself
only with network connectivity of containers and removing allocated resources
when the container is deleted.

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Update Information:

Security fix for CVE-2021-34558
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ChangeLog:

* Mon Aug 2 2021 Lokesh Mandvekar - 1.0.0-0.3.rc1
- Resolves: #1983596, #1987737 - Security fix for CVE-2021-34558
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References:

[ 1 ] Bug #1983596 - CVE-2021-34558 golang: crypto/tls: certificate of wrong type is causing TLS client to panic
  https://bugzilla.redhat.com/show_bug.cgi?id=1983596
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-07e4d20196' 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