CVE-2024-50343 · cross-distro fix matrix

CVE-2024-50343: symfony/validator is a module for the Symphony PHP framework which provides tools to validate values. It is possible to trick a `Validator` configured with a regular expression using the `$` metacharacters, with an input ending with `\n`. Symfony as of versions 5.4.43, 6.4.11, and 7.1.4 now uses the

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

Fix per ecosystem

Each block below is a distro release where CVE-2024-50343 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

symfony→ fixed in4.4.19+dfsg-2+deb11u7urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y symfony
```

Debian bookworm

Source: Debian Security Tracker

symfony→ fixed in5.4.23+dfsg-1+deb12u3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y symfony
```

Debian trixie

Source: Debian Security Tracker

symfony→ fixed in6.4.11+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y symfony
```

Are YOU affected by CVE-2024-50343?

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

CVE-2024-50343dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

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