CVE-2026-45700 · cross-distro fix matrix

CVE-2026-45700: It was discovered that FreeRDP incorrectly handled memory under certain

Affects 4 Linux releases across 50 (distro × package) combinations. First disclosed: 2026-05-29.

CVSS v3:CRITICAL · 9.8(NVD-published)

Fix per ecosystem

Each block below is a distro release where CVE-2026-45700 has a known fix. Run the listed command on that distro to remediate.

Ubuntu bionic

Source: Ubuntu USN

freerdp2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2
```
freerdp2-dev→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-dev
```
freerdp2-shadow-x11→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-shadow-x11
```
freerdp2-wayland→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-wayland
```
freerdp2-x11→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-x11
```
libfreerdp-client2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-client2-2
```
libfreerdp-server2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-server2-2
```
libfreerdp-shadow-subsystem2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow-subsystem2-2
```
libfreerdp-shadow2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow2-2
```
libfreerdp2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp2-2
```
libuwac0-0→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-0
```
libuwac0-dev→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-dev
```
libwinpr-tools2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr-tools2-2
```
libwinpr2-2→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-2
```
libwinpr2-dev→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-dev
```
winpr-utils→ fixed in2.2.0+dfsg1-0ubuntu0.18.04.4+esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y winpr-utils
```

Ubuntu focal

Source: Ubuntu USN

freerdp2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2
```
freerdp2-dev→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-dev
```
freerdp2-shadow-x11→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-shadow-x11
```
freerdp2-wayland→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-wayland
```
freerdp2-x11→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-x11
```
libfreerdp-client2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-client2-2
```
libfreerdp-server2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-server2-2
```
libfreerdp-shadow-subsystem2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow-subsystem2-2
```
libfreerdp-shadow2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow2-2
```
libfreerdp2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp2-2
```
libuwac0-0→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-0
```
libuwac0-dev→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-dev
```
libwinpr-tools2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr-tools2-2
```
libwinpr2-2→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-2
```
libwinpr2-dev→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-dev
```
winpr-utils→ fixed in2.6.1+dfsg1-0ubuntu0.20.04.2+esm4USN-8432-1
```
sudo apt-get install --only-upgrade -y winpr-utils
```

Ubuntu jammy

Source: Ubuntu USN

freerdp2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2
```
freerdp2-dev→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-dev
```
freerdp2-shadow-x11→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-shadow-x11
```
freerdp2-wayland→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-wayland
```
freerdp2-x11→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2-x11
```
libfreerdp-client2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-client2-2
```
libfreerdp-server2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-server2-2
```
libfreerdp-shadow-subsystem2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow-subsystem2-2
```
libfreerdp-shadow2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp-shadow2-2
```
libfreerdp2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libfreerdp2-2
```
libuwac0-0→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-0
```
libuwac0-dev→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libuwac0-dev
```
libwinpr-tools2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr-tools2-2
```
libwinpr2-2→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-2
```
libwinpr2-dev→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y libwinpr2-dev
```
winpr-utils→ fixed in2.6.1+dfsg1-3ubuntu2.11USN-8432-1
```
sudo apt-get install --only-upgrade -y winpr-utils
```

Ubuntu noble

Source: Ubuntu USN

freerdp2→ fixed in2.11.5+dfsg1-1ubuntu0.1~esm6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp2
```
freerdp3→ fixed in3.5.1+dfsg1-0ubuntu1.6USN-8432-1
```
sudo apt-get install --only-upgrade -y freerdp3
```

Are YOU affected by CVE-2026-45700?

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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