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Ubuntu 25.10 FreeRDP Service Disruption Flaw USN-8105-2 Update

ubuntu
Calendar Grey March 19, 2026
Dist Ubuntu Esm H88
FreeRDP regression in Ubuntu 25.10 and 24.04 due to prior security fix causing system crash.
USN-8105-1 introduced a regression in FreeRDP

Summary

USN-8105-1 introduced a regression in FreeRDP

Software Description:

- freerdp3: RDP client for Windows Terminal Services

Details:

USN-8105-1 fixed vulnerabilities in FreeRDP. The update introduced a

regression which could cause FreeRDP to crash. This update fixes the

problem.

We apologize for the inconvenience.

Original advisory 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.

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu regression freerdp RDP client

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-2ubuntu0.4

Ubuntu 24.04 LTS
  libfreerdp3-3                   3.5.1+dfsg1-0ubuntu1.5

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

References

https://ubuntu.com/security/notices/USN-8105-2

https://ubuntu.com/security/notices/USN-8105-1

https://launchpad.net/bugs/2144889

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8105-2

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu regression freerdp RDP client

Package Information

https://launchpad.net/ubuntu/+source/freerdp3/3.16.0+dfsg-2ubuntu0.4
https://launchpad.net/ubuntu/+source/freerdp3/3.5.1+dfsg1-0ubuntu1.5

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