Security update for openvpn (important)

2017-10-24T15:07:23
ID SUSE-SU-2017:2838-1
Type suse
Reporter Suse
Modified 2017-10-24T15:07:23

Description

This update for openvpn fixes the following security issues:

  • CVE-2017-12166: OpenVPN was vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution. (bsc#1060877).
  • CVE-2016-6329: Now show which ciphers should no longer be used in openvpn --show-ciphers to avoid the SWEET32 attack (bsc#995374)
  • CVE-2017-7478: OpenVPN was vulnerable to unauthenticated Denial of Service of server via received large control packet. (bsc#1038709)
  • CVE-2017-7479: OpenVPN was vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker. (bsc#1038711)
  • Some other hardening fixes have also been applied (bsc#1038713)