USN-4379-1: FreeRDP vulnerabilities

Releases

• Ubuntu 20.04 LTS
• Ubuntu 19.10
• Ubuntu 18.04 ESM

Packages

• freerdp2 - RDP client for Windows Terminal Services

Details

It was discovered that FreeRDP incorrectly handled certain memory
operations. A remote attacker could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly exeucte arbitrary
code.

Update instructions

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

Ubuntu 20.04

• libfreerdp-client2-2 - 2.1.1+dfsg1-0ubuntu0.20.04.1
• libfreerdp-server2-2 - 2.1.1+dfsg1-0ubuntu0.20.04.1
• libfreerdp2-2 - 2.1.1+dfsg1-0ubuntu0.20.04.1

Ubuntu 19.10

• libfreerdp-client2-2 - 2.1.1+dfsg1-0ubuntu0.19.10.1
• libfreerdp-server2-2 - 2.1.1+dfsg1-0ubuntu0.19.10.1
• libfreerdp2-2 - 2.1.1+dfsg1-0ubuntu0.19.10.1

Ubuntu 18.04

• libfreerdp-client2-2 - 2.1.1+dfsg1-0ubuntu0.18.04.1
• libfreerdp-server2-2 - 2.1.1+dfsg1-0ubuntu0.18.04.1
• libfreerdp2-2 - 2.1.1+dfsg1-0ubuntu0.18.04.1

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References

• CVE-2018-1000852
• CVE-2019-17177
• CVE-2020-11042
• CVE-2020-11044
• CVE-2020-11045
• CVE-2020-11046
• CVE-2020-11047
• CVE-2020-11048
• CVE-2020-11049
• CVE-2020-11058
• CVE-2020-11521
• CVE-2020-11522
• CVE-2020-11523
• CVE-2020-11524
• CVE-2020-11525
• CVE-2020-11526
• CVE-2020-13396
• CVE-2020-13397
• CVE-2020-13398

Related notices

• USN-4382-1: libfreerdp-gdi1.1, libxfreerdp-client1.1, libwinpr-dev, libwinpr-error0.1, libwinpr-interlocked0.1, freerdp, libfreerdp-cache1.1, libfreerdp-client1.1, libwinpr-dsparse0.1, libwinpr-thread0.1, libwinpr-crt0.1, libfreerdp-primitives1.1, libfreerdp-crypto1.1, libwinpr-handle0.1, libfreerdp-dev, libwinpr-io0.1, libwinpr-input0.1, libwinpr-winhttp0.1, libfreerdp-locale1.1, libfreerdp-core1.1, libwinpr-sspi0.1, libwinpr-crypto0.1, libwinpr-registry0.1, freerdp-x11, libfreerdp-common1.1.0, libwinpr-path0.1, libwinpr-timezone0.1, libwinpr-credui0.1, libwinpr-environment0.1, libwinpr-synch0.1, libwinpr-pipe0.1, libwinpr-pool0.1, libfreerdp-rail1.1, libwinpr-sspicli0.1, libfreerdp-codec1.1, libwinpr-asn1-0.1, libwinpr-utils0.1, libwinpr-file0.1, libwinpr-bcrypt0.1, libwinpr-winsock0.1, libwinpr-credentials0.1, libwinpr-library0.1, libfreerdp-plugins-standard, libfreerdp-utils1.1, libwinpr-heap0.1, libwinpr-rpc0.1, libwinpr-sysinfo0.1
• USN-4382-2: libfreerdp-gdi1.1, libxfreerdp-client1.1, libwinpr-dev, libwinpr-error0.1, libwinpr-interlocked0.1, freerdp, libfreerdp-cache1.1, libfreerdp-client1.1, libwinpr-dsparse0.1, libwinpr-thread0.1, libwinpr-crt0.1, libfreerdp-primitives1.1, libfreerdp-crypto1.1, libwinpr-handle0.1, libfreerdp-dev, libwinpr-io0.1, libwinpr-input0.1, libwinpr-winhttp0.1, libfreerdp-locale1.1, libfreerdp-core1.1, libwinpr-sspi0.1, libwinpr-crypto0.1, libwinpr-registry0.1, freerdp-x11, libfreerdp-common1.1.0, libwinpr-path0.1, libwinpr-timezone0.1, libwinpr-credui0.1, libwinpr-environment0.1, libwinpr-synch0.1, libwinpr-pipe0.1, libwinpr-pool0.1, libfreerdp-rail1.1, libwinpr-sspicli0.1, libfreerdp-codec1.1, libwinpr-asn1-0.1, libwinpr-utils0.1, libwinpr-file0.1, libwinpr-bcrypt0.1, libwinpr-winsock0.1, libwinpr-credentials0.1, libwinpr-library0.1, libfreerdp-plugins-standard, libfreerdp-utils1.1, libwinpr-heap0.1, libwinpr-rpc0.1, libwinpr-sysinfo0.1