-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2021-465b5c3b67 2021-07-01 01:12:48.702995 --------------------------------------------------------------------------------
Name : libtpms Product : Fedora 34 Version : 0.8.4 Release : 1.20210624gita594c4692a.fc34.1 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 stefanb@linux.ibm.com - 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 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #1976806 - CVE-2021-3623 libtpms: out-of-bounds access when trying to resume the state of the vTPM https://bugzilla.redhat.com/show_bug.cgi?id=1976806 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2021-465b5c3b67' 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
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