Security update for openssh

Announcement ID: SUSE-SU-2016:0120-1
Rating: critical
References:
Cross-References:
CVSS scores:
  • CVE-2016-0777 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2016-0778 ( NVD ): 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SLES for SAP Applications 11-SP4
  • SUSE Linux Enterprise Desktop 11 SP4
  • SUSE Linux Enterprise Server 11 SP4

An update that solves two vulnerabilities can now be installed.

Description:

This update for openssh fixes the following issues:

  • CVE-2016-0777: A malicious or compromised server could cause the OpenSSH client to expose part or all of the client's private key through the roaming feature (bsc#961642)
  • CVE-2016-0778: A malicious or compromised server could could trigger a buffer overflow in the OpenSSH client through the roaming feature (bsc#961645)

This update disables the undocumented feature supported by the OpenSSH client and a commercial SSH server.

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-openssh-2016011302-12326=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-openssh-2016011302-12326=1
  • SLES for SAP Applications 11-SP4
    zypper in -t patch slessp4-openssh-2016011302-12326=1

Package List:

  • SUSE Linux Enterprise Desktop 11 SP4 (x86_64 i586)
    • openssh-helpers-6.6p1-16.1
    • openssh-askpass-gnome-6.6p1-16.4
    • openssh-6.6p1-16.1
  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • openssh-helpers-6.6p1-16.1
    • openssh-askpass-gnome-6.6p1-16.4
    • openssh-fips-6.6p1-16.1
    • openssh-6.6p1-16.1
  • SLES for SAP Applications 11-SP4 (ppc64 x86_64)
    • openssh-helpers-6.6p1-16.1
    • openssh-askpass-gnome-6.6p1-16.4
    • openssh-fips-6.6p1-16.1
    • openssh-6.6p1-16.1

References: