CVE-2019-9836 · cross-distro fix matrix

CVE-2019-9836: Secure Encrypted Virtualization (SEV) on Advanced Micro Devices (AMD) Platform Security Processor (PSP; aka AMD Secure Processor or AMD-SP) 0.17 build 11 and earlier has an insecure cryptographic implementation.

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-9836 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

amd64-microcode→ fixed in3.20230719.1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y amd64-microcode
```

Debian bookworm

Source: Debian Security Tracker

amd64-microcode→ fixed in3.20220411.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y amd64-microcode
```

Debian trixie

Source: Debian Security Tracker

amd64-microcode→ fixed in3.20220411.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y amd64-microcode
```

Are YOU affected by CVE-2019-9836?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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