CVE-2025-64503 · cross-distro fix matrix

CVE-2025-64503: cups-filters contains backends, filters, and other software required to get the cups printing service working on operating systems other than macos. In cups-filters prior to 1.28.18, by crafting a PDF file with a large `MediaBox` value, an attacker can cause CUPS-Filter 1.x’s `pdftoraster` tool to w

Affects 3 Linux releases across 4 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-64503 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

cups-filters→ fixed in1.28.7-1+deb11u4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y cups-filters
```

Debian bookworm

Source: Debian Security Tracker

cups-filters→ fixed in1.28.17-3+deb12u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y cups-filters
```

Debian trixie

Source: Debian Security Tracker

cups-filters→ fixed in1.28.17-6+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y cups-filters
```
libcupsfilters→ fixed in2.0.0-3+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libcupsfilters
```

Are YOU affected by CVE-2025-64503?

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-2025-64503dropped 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.

See StackPatch ($99 lifetime)