CVE-2017-2669 · cross-distro fix matrix

CVE-2017-2669: Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through var_expand() to perform %variable expansion. Sending specially crafted %variable fields could result in exce

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-2669 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

dovecot→ fixed in1:2.2.27-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dovecot
```

Debian bookworm

Source: Debian Security Tracker

dovecot→ fixed in1:2.2.27-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dovecot
```

Debian trixie

Source: Debian Security Tracker

dovecot→ fixed in1:2.2.27-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dovecot
```

Are YOU affected by CVE-2017-2669?

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