Debian/amd64-microcode: unknown
Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware potentially resulting in a loss of integrity.
Action: Upgrade amd64-microcode to 3.20260923.1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.20260923.1 | - |
Fixed versions
| 3.20260923.1 |
Sources
- osv: DEBIAN-CVE-2025-52536#Debian:14/amd64-microcode
- https://security-tracker.debian.org/tracker/CVE-2025-52536
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