Security update for libssh2_org

Announcement ID: SUSE-SU-2016:0723-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2016-0787 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • SLES for SAP Applications 11-SP4
  • SUSE Linux Enterprise Desktop 11 SP4
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Software Development Kit 11 SP4

An update that solves one vulnerability and has one security fix can now be installed.

Description:

This update for libssh2_org fixes the following issues:

  • Add SHA256 support for DH group exchange (fate#320343, bsc#961964)

  • fix CVE-2016-0787 (bsc#967026)

  • Weakness in diffie-hellman secret key generation lead to much shorter DH groups then needed, which could be used to retrieve server keys.

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • SUSE Linux Enterprise Desktop 11 SP4
    zypper in -t patch sledsp4-libssh2_org-12445=1
  • SUSE Linux Enterprise Software Development Kit 11 SP4
    zypper in -t patch sdksp4-libssh2_org-12445=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-libssh2_org-12445=1
  • SLES for SAP Applications 11-SP4
    zypper in -t patch slessp4-libssh2_org-12445=1

Package List:

  • SUSE Linux Enterprise Desktop 11 SP4 (x86_64 i586)
    • libssh2-1-1.2.9-4.2.6.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (x86_64 i586)
    • libssh2-1-1.2.9-4.2.6.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • libssh2-devel-1.2.9-4.2.6.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (ia64)
    • libssh2-1-x86-1.2.9-4.2.6.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (ppc64 s390x x86_64)
    • libssh2-1-32bit-1.2.9-4.2.6.1
  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • libssh2-1-1.2.9-4.2.6.1
  • SLES for SAP Applications 11-SP4 (ppc64 x86_64)
    • libssh2-1-1.2.9-4.2.6.1

References: