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[USN-8105-1] FreeRDP vulnerabilities

Posted on 18 March 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8105-1
March 18, 2026

freerdp3 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10
- Ubuntu 24.04 LTS

Summary:

Several security issues were fixed in FreeRDP.

Software Description:
- freerdp3: RDP client for Windows Terminal Services

Details:

It was discovered that FreeRDP incorrectly handled certain RDP packets. A
remote attacker could use this issue to cause FreeRDP to crash, resulting
in a denial of service, or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
libfreerdp3-3 3.16.0+dfsg-2ubuntu0.3

Ubuntu 24.04 LTS
libfreerdp3-3 3.5.1+dfsg1-0ubuntu1.4

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8105-1
CVE-2026-22851, CVE-2026-22852, CVE-2026-22853, CVE-2026-22854,
CVE-2026-22855, CVE-2026-22856, CVE-2026-22857, CVE-2026-22858,
CVE-2026-22859, CVE-2026-23530, CVE-2026-23531, CVE-2026-23532,
CVE-2026-23533, CVE-2026-23534, CVE-2026-23732, CVE-2026-23883,
CVE-2026-23884, CVE-2026-25941, CVE-2026-25942, CVE-2026-25952,
CVE-2026-25953, CVE-2026-25954, CVE-2026-25955, CVE-2026-25959,
CVE-2026-25997, CVE-2026-26271, CVE-2026-26955, CVE-2026-26965,
CVE-2026-26986, CVE-2026-27015, CVE-2026-27950, CVE-2026-27951

Package Information:
https://launchpad.net/ubuntu/+source/freerdp3/3.16.0+dfsg-2ubuntu0.3
https://launchpad.net/ubuntu/+source/freerdp3/3.5.1+dfsg1-0ubuntu1.4

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