CVE-2025-6019 · cross-distro fix matrix

CVE-2025-6019: A Local Privilege Escalation (LPE) vulnerability was found in libblockdev. Generally, the "allow_active" setting in Polkit permits a physically present user to take certain actions based on the session type. Due to the way libblockdev interacts with the udisks daemon, an "allow_active" user on a sys

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

Fix per ecosystem

Each block below is a distro release where CVE-2025-6019 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libblockdev→ fixed in2.25-2+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libblockdev
```

Debian bookworm

Source: Debian Security Tracker

libblockdev→ fixed in2.28-2+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libblockdev
```

Debian trixie

Source: Debian Security Tracker

libblockdev→ fixed in3.3.0-2.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libblockdev
```

Are YOU affected by CVE-2025-6019?

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-2025-6019dropped 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)