A ceph security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: ceph-15.2.11-1.fc33

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Fedora Update Notification
FEDORA-2021-e65b9fb52e
2021-04-29 00:56:23.403112
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Name : ceph
Product : Fedora 33
Version : 15.2.11
Release : 1.fc33
URL :   http://ceph.com/
Summary : User space components of the Ceph file system
Description :
Ceph is a massively scalable, open-source, distributed storage system that runs
on commodity hardware and delivers object, block and file system storage.

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Update Information:

ceph 15.2.11 GA Security fix for CVE-2021-20288 bugs=1938031,1952085
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ChangeLog:

* Tue Apr 20 2021 Kaleb S. KEITHLEY - 2:15.2.11-1
- ceph 15.2.11 GA
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References:

[ 1 ] Bug #1952085 - CVE-2021-20288 ceph: Unauthorized global_id reuse in cephx [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1952085
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-e65b9fb52e' 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