vulnerability
Debian: CVE-2021-38576: edk2 -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Jan 3, 2022 | Jul 30, 2024 | Jun 9, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jan 3, 2022
Added
Jul 30, 2024
Modified
Jun 9, 2025
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.
Solution
debian-upgrade-edk2
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