CVE-2021-38576

Name	CVE-2021-38576
Description	A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs	1014468

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
edk2 (PTS)	buster	0~20181115.85588389-3+deb10u3	vulnerable
	bullseye	2020.11-2+deb11u1	vulnerable
	bookworm, sid	2022.11-6	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
edk2	source	(unstable)	(unfixed)			1014468

Notes

[bookworm] - edk2 <no-dsa> (Minor issue)
[bullseye] - edk2 <no-dsa> (Minor issue)
[buster] - edk2 <no-dsa> (Minor issue)
https://bugzilla.tianocore.org/show_bug.cgi?id=3499 (private)