A libtpms security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: libtpms-0.8.4-1.20210624gita594c4692a.fc33

--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2021-57e3c4261a
2021-07-04 01:08:30.659538
--------------------------------------------------------------------------------

Name : libtpms
Product : Fedora 33
Version : 0.8.4
Release : 1.20210624gita594c4692a.fc33
URL :   http://github.com/stefanberger/libtpms
Summary : Library providing Trusted Platform Module (TPM) functionality
Description :
A library providing TPM functionality for VMs. Targeted for integration
into Qemu.

--------------------------------------------------------------------------------
Update Information:

tpm2: Reset too large size indicators in TPM2B to avoid access beyond buffer
--------------------------------------------------------------------------------
ChangeLog:

* Thu Jun 24 2021 Stefan Berger - 0.8.4-0.20210625gita594c4692a
- tpm2: Reset too large size indicators in TPM2B to avoid access beyond buffer
- tpm2: Restore original value in buffer if unmarshalled one was illegal
--------------------------------------------------------------------------------

This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-57e3c4261a' 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