USN-6522-2: FreeRDP vulnerabilities
7 December 2023
Several security issues were fixed in FreeRDP.
Releases
Packages
- freerdp2 - RDP client for Windows Terminal Services
Details
USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides
the corresponding update for Ubuntu 18.04 LTS.
Original advisory 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)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04
-
libfreerdp2-2
-
2.2.0+dfsg1-0ubuntu0.18.04.4+esm2
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-6522-1: freerdp2-wayland, libfreerdp-client2-2, libfreerdp2-2, freerdp2-x11, libwinpr2-2, libfreerdp-shadow-subsystem2-2, freerdp2-dev, libfreerdp-server2-2, libuwac0-dev, freerdp2-shadow-x11, freerdp2, libwinpr-tools2-2, winpr-utils, libwinpr2-dev, libfreerdp-shadow2-2, libuwac0-0