CVE-2016-3120 · cross-distro fix matrix

CVE-2016-3120: The validate_as_request function in kdc_util.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.13.6 and 1.4.x before 1.14.3, when restrict_anonymous_to_tgt is enabled, uses an incorrect client data structure, which allows remote authenticated users to cause a denial of ser

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

Fix per ecosystem

Each block below is a distro release where CVE-2016-3120 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

krb5→ fixed in1.14.3+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y krb5
```

Debian bookworm

Source: Debian Security Tracker

krb5→ fixed in1.14.3+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y krb5
```

Debian trixie

Source: Debian Security Tracker

krb5→ fixed in1.14.3+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y krb5
```

Are YOU affected by CVE-2016-3120?

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