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USN-6522-1: FreeRDP vulnerabilities

29 November 2023

Several security issues were fixed in FreeRDP.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

  • freerdp2 - RDP client for Windows Terminal Services

Details

It was discovered that FreeRDP incorrectly handled drive redirection. If a
user were tricked into connection to a malicious server, a remote attacker
could use this issue to cause FreeRDP to crash, resulting in a denial of
service, or possibly obtain sensitive information. (CVE-2022-41877)

It was discovered that FreeRDP incorrectly handled certain surface updates.
A remote attacker could use this issue to cause FreeRDP to crash, resulting
in a denial of service, or possibly execute arbitrary code.
(CVE-2023-39352, CVE-2023-39356)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 23.10
Ubuntu 23.04
Ubuntu 22.04
Ubuntu 20.04

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

Related notices

  • USN-6522-2: libwinpr2-2, freerdp2, freerdp2-x11, libfreerdp2-2, libuwac0-0, libfreerdp-client2-2, libwinpr-tools2-2, libfreerdp-shadow2-2, winpr-utils, libfreerdp-server2-2, freerdp2-shadow-x11, freerdp2-wayland, libfreerdp-shadow-subsystem2-2, libuwac0-dev, libwinpr2-dev, freerdp2-dev