CVE-2025-31650 · cross-distro fix matrix

CVE-2025-31650: Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfMemoryException resulting in a denial of

Affects 3 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-31650 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

tomcat9→ fixed in9.0.107-0+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian bookworm

Source: Debian Security Tracker

tomcat10→ fixed in10.1.40-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat10
```
tomcat9→ fixed in9.0.70-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian trixie

Source: Debian Security Tracker

tomcat10→ fixed in10.1.40-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat10
```
tomcat11→ fixed in11.0.6-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat11
```
tomcat9→ fixed in9.0.70-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Are YOU affected by CVE-2025-31650?

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.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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