USN-3380-1: FreeRDP vulnerabilities
Ubuntu Security Notice USN-3380-1
7th August, 2017
freerdp vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
Several security issues were fixed in FreeRDP.
Software description
- freerdp
– RDP client for Windows Terminal Services
Details
It was discovered that FreeRDP incorrectly handled certain width and height
values. A malicious server could use this issue to cause FreeRDP to crash,
resulting in a denial of service, or possibly execute arbitrary code. This
issue only applied to Ubuntu 14.04 LTS. (CVE-2014-0250)
It was discovered that FreeRDP incorrectly handled certain values in a
Scope List. A malicious server could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2014-0791)
Tyler Bohan discovered that FreeRDP incorrectly handled certain length
values. A malicious server could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2017-2834, CVE-2017-2835)
Tyler Bohan discovered that FreeRDP incorrectly handled certain packets. A
malicious server could possibly use this issue to cause FreeRDP to crash,
resulting in a denial of service. (CVE-2017-2836, CVE-2017-2837,
CVE-2017-2838, CVE-2017-2839)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 17.04:
-
libfreerdp-client1.1
1.1.0~git20140921.1.440916e+dfsg1-10ubuntu1.1
- Ubuntu 16.04 LTS:
-
libfreerdp-client1.1
1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2
- Ubuntu 14.04 LTS:
-
libfreerdp1
1.0.2-2ubuntu1.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
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