A runc security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: runc-1.0.0-378.rc95.fc34

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Fedora Update Notification
FEDORA-2021-0440f235a0
2021-05-29 01:04:01.502379
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Name : runc
Product : Fedora 34
Version : 1.0.0
Release : 378.rc95.fc34
URL :   https://github.com/opencontainers/runc
Summary : CLI for running Open Containers
Description :
The runc command can be used to start containers which are packaged
in accordance with the Open Container Initiative's specifications,
and to manage containers running under runc.

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Update Information:

Security fix for CVE-2021-30465
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ChangeLog:

* Wed May 19 2021 Peter Hunt - 2:1.0.0-378.rc95
- Bump to v1.0.0-rc95
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References:

[ 1 ] Bug #1954736 - CVE-2021-30465 runc: vulnerable to symlink exchange attack
  https://bugzilla.redhat.com/show_bug.cgi?id=1954736
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-0440f235a0' 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