CVE-2011-4896 · cross-distro fix matrix

CVE-2011-4896: Tor before 0.2.2.24-alpha continues to use a reachable bridge that was previously configured but is not currently configured, which might allow remote attackers to obtain sensitive information about clients in opportunistic circumstances by monitoring network traffic to the bridge port.

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

Fix per ecosystem

Each block below is a distro release where CVE-2011-4896 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

tor→ fixed in0.2.2.27-beta-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y tor
```

Debian bookworm

Source: Debian Security Tracker

tor→ fixed in0.2.2.27-beta-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y tor
```

Debian trixie

Source: Debian Security Tracker

tor→ fixed in0.2.2.27-beta-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y tor
```

Are YOU affected by CVE-2011-4896?

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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