CVE-2019-19886 · cross-distro fix matrix

CVE-2019-19886: Trustwave ModSecurity 3.0.0 through 3.0.3 allows an attacker to send crafted requests that may, when sent quickly in large volumes, lead to the server becoming slow or unresponsive (Denial of Service) because of a flaw in Transaction::addRequestHeader in transaction.cc.

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

Fix per ecosystem

Each block below is a distro release where CVE-2019-19886 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

modsecurity→ fixed in3.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity
```

Debian bookworm

Source: Debian Security Tracker

modsecurity→ fixed in3.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity
```

Debian trixie

Source: Debian Security Tracker

modsecurity→ fixed in3.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity
```

Are YOU affected by CVE-2019-19886?

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

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