CVE-2021-3623 · cross-distro fix matrix

CVE-2021-3623: A flaw was found in libtpms. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read. The highest threat from this vulnerability is to system

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-3623 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

libtpms→ fixed in0.9.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libtpms
```

Debian trixie

Source: Debian Security Tracker

libtpms→ fixed in0.9.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libtpms
```

Are YOU affected by CVE-2021-3623?

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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