CVE-2020-28052 · cross-distro fix matrix

CVE-2020-28052: An issue was discovered in Legion of the Bouncy Castle BC Java 1.65 and 1.66. The OpenBSDBCrypt.checkPassword utility method compared incorrect data when checking the password, allowing incorrect passwords to indicate they were matching with previously hashed ones that were different.

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-28052 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

bouncycastle→ fixed in1.65-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bouncycastle
```

Debian bookworm

Source: Debian Security Tracker

bouncycastle→ fixed in1.65-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bouncycastle
```

Debian trixie

Source: Debian Security Tracker

bouncycastle→ fixed in1.65-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y bouncycastle
```

Are YOU affected by CVE-2020-28052?

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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