CVE-2017-2659 · cross-distro fix matrix

CVE-2017-2659: It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an invalid username is given, the GSSAPI authentication failure was incorrectly counted towards the maximum allowed number of password attempts.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-2659 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

dropbear→ fixed in2013.60-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dropbear
```

Debian bookworm

Source: Debian Security Tracker

dropbear→ fixed in2013.60-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dropbear
```

Debian trixie

Source: Debian Security Tracker

dropbear→ fixed in2013.60-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y dropbear
```

Are YOU affected by CVE-2017-2659?

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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