CVE-2026-29146 · cross-distro fix matrix

CVE-2026-29146: Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommen

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

Fix per ecosystem

Each block below is a distro release where CVE-2026-29146 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

tomcat9→ fixed in9.0.70-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian bookworm

Source: Debian Security Tracker

tomcat9→ fixed in9.0.70-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian trixie

Source: Debian Security Tracker

tomcat9→ fixed in9.0.70-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Are YOU affected by CVE-2026-29146?

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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