Advisories » MGASA-2020-0417

Updated tpm2-tss packages fix a security vulnerability

Publication date: 13 Nov 2020
Modification date: 13 Nov 2020
Type: security
Affected Mageia releases : 7
CVE: CVE-2020-24455

Description

FAPI PolicyPCR not instatiating correctly (CVE-2020-24455).

Note that all TPM object created with a PolicyPCR with the currentPcrs
and currentPcrsAndBank options have been created with an incorrect policy
that omits PCR checks. All such objects have to be recreated.

The tpm2-tss package has been updated to version 2.4.3, which includes a fix
for this issue and several other changes.  See the upstream release
announcements for details.
                

References

• https://bugs.mageia.org/show_bug.cgi?id=27412
• https://github.com/tpm2-software/tpm2-tss/releases/tag/2.4.3
• https://github.com/tpm2-software/tpm2-tss/releases
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/KBRTMYDRPQBDGNADVXGI745WGT2MGVOO/
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24455

SRPMS

7/core

• tpm2-tss-2.4.3-1.mga7