CVE-2026-22856 · cross-distro fix matrix

CVE-2026-22856: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race in the serial channel IRP thread tracking allows a heap use‑after‑free when one thread removes an entry from serial->IrpThreads while another reads it. This vulnerability is fixed in 3.20.1.

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-22856 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

freerdp3→ fixed in3.15.0+dfsg-2.1+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y freerdp3
```

Are YOU affected by CVE-2026-22856?

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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