Security update for openvpn

SUSE Security Update: Security update for openvpn
Announcement ID: SUSE-SU-2017:2838-1
Rating: important
References: #1038709 #1038711 #1038713 #1060877 #995374
Affected Products:
  • SUSE Linux Enterprise Server 11-SP4
  • SUSE Linux Enterprise Server 11-SP3-LTSS
  • SUSE Linux Enterprise Point of Sale 11-SP3
  • SUSE Linux Enterprise Debuginfo 11-SP4
  • SUSE Linux Enterprise Debuginfo 11-SP3
    		•

    An update that solves four vulnerabilities and has one errata is now available.

    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)

    Patch Instructions:

    To install this SUSE Security Update use YaST online_update.
    Alternatively you can run the command listed for your product:

    • SUSE Linux Enterprise Server 11-SP4:
      zypper in -t patch slessp4-openvpn-13322=1
    • SUSE Linux Enterprise Server 11-SP3-LTSS:
      zypper in -t patch slessp3-openvpn-13322=1
    • SUSE Linux Enterprise Point of Sale 11-SP3:
      zypper in -t patch sleposp3-openvpn-13322=1
    • SUSE Linux Enterprise Debuginfo 11-SP4:
      zypper in -t patch dbgsp4-openvpn-13322=1
    • SUSE Linux Enterprise Debuginfo 11-SP3:
      zypper in -t patch dbgsp3-openvpn-13322=1

    To bring your system up-to-date, use "zypper patch".

    Package List:

    • SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • openvpn-2.0.9-143.47.3.1
      • openvpn-auth-pam-plugin-2.0.9-143.47.3.1
    • SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):
      • openvpn-2.0.9-143.47.3.1
      • openvpn-auth-pam-plugin-2.0.9-143.47.3.1
    • SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
      • openvpn-2.0.9-143.47.3.1
      • openvpn-auth-pam-plugin-2.0.9-143.47.3.1
    • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • openvpn-debuginfo-2.0.9-143.47.3.1
      • openvpn-debugsource-2.0.9-143.47.3.1
    • SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):
      • openvpn-debuginfo-2.0.9-143.47.3.1
      • openvpn-debugsource-2.0.9-143.47.3.1

    References: