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Ubuntu 25.04, 24.04 LTS: USN-7624-1 critical: FreeRDP denial of service

ubuntu
Calendar Grey July 8, 2025
Dist Ubuntu Esm H88
FreeRDP failure problem influences Ubuntu flavors 25.04 and 24.04 LTS, urgent patch necessary to prevent service disruption.
FreeRDP could be made to crash if it received specially crafted network traffic.

Summary

FreeRDP could be made to crash if it received specially crafted network

traffic.

Software Description:

- freerdp3: RDP client for Windows Terminal Services

Details:

It was discovered that FreeRDP incorrectly handled certain RDP packets. A

remote attacker could possibly use this issue to cause FreeRDP to crash,

resulting in a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu freerdp RDP client

Update Instructions

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

Ubuntu 25.04
  libfreerdp3-3                   3.14.0+dfsg-1ubuntu1.1

Ubuntu 24.04 LTS
  libfreerdp3-3                   3.5.1+dfsg1-0ubuntu1.1

After a standard system update you need to restart your session to make all
the necessary changes.

References

https://ubuntu.com/security/notices/USN-7624-1

CVE-2025-4478

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7624-1

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu freerdp RDP client

Package Information

https://launchpad.net/ubuntu/+source/freerdp3/3.14.0+dfsg-1ubuntu1.1
https://launchpad.net/ubuntu/+source/freerdp3/3.5.1+dfsg1-0ubuntu1.1

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