[USN-5154-1] FreeRDP vulnerabilities

========================================================================== Ubuntu Security Notice USN-5154-1 November 23, 2021
freerdp2 vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 21.10 – Ubuntu 21.04 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in FreeRDP.
Software Description: – freerdp2: RDP client for Windows Terminal Services
Details:
It was discovered that FreeRDP incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or cause a crash. (CVE-2021-41159)
It was discovered that FreeRDP incorrectly handled certain connections. An attacker could possibly use this issue to execute arbitrary code or cause a crash. (CVE-2021-41160)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10: libfreerdp-client2-2 2.3.0+dfsg1-2ubuntu0.1
Ubuntu 21.04: libfreerdp-client2-2 2.3.0+dfsg1-1ubuntu0.1
Ubuntu 20.04 LTS: libfreerdp-client2-2 2.2.0+dfsg1-0ubuntu0.20.04.2
Ubuntu 18.04 LTS: libfreerdp-client2-2 2.2.0+dfsg1-0ubuntu0.18.04.2
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5154-1 CVE-2021-41159, CVE-2021-41160
Package Information: launchpad.net/ubuntu/+source/freerdp2/2.3.0+dfsg1-2ubuntu0.1 launchpad.net/ubuntu/+source/freerdp2/2.3.0+dfsg1-1ubuntu0.1 launchpad.net/ubuntu/+source/freerdp2/2.2.0+dfsg1-0ubuntu0.20.04.2 launchpad.net/ubuntu/+source/freerdp2/2.2.0+dfsg1-0ubuntu0.18.04.2