CVE-2013-1895 · cross-distro fix matrix

CVE-2013-1895: The py-bcrypt module before 0.3 for Python does not properly handle concurrent memory access, which allows attackers to bypass authentication via multiple authentication requests, which trigger the password hash to be overwritten.

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

Fix per ecosystem

Each block below is a distro release where CVE-2013-1895 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

python-bcrypt→ fixed in0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y python-bcrypt
```

Debian bookworm

Source: Debian Security Tracker

python-bcrypt→ fixed in0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y python-bcrypt
```

Debian trixie

Source: Debian Security Tracker

python-bcrypt→ fixed in0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y python-bcrypt
```

Are YOU affected by CVE-2013-1895?

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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