Security update for openssh

SUSE Security Update: Security update for openssh
Announcement ID: SUSE-SU-2017:0603-1
Rating: moderate
References: #1005480 #1005893 #1006221 #1016366 #1016369
Affected Products:
  • SUSE Linux Enterprise Server 11-SP4
  • SUSE Linux Enterprise Debuginfo 11-SP4

  • An update that solves three vulnerabilities and has two fixes is now available.


    This update for openssh fixes the following issues:

    Security issues fixed:
    - CVE-2016-8858: prevent resource depletion during key exchange
    - CVE-2016-10009: limit directories for loading PKCS11 modules to avoid
    privilege escalation (bsc#1016366)
    - CVE-2016-10011: Prevent possible leaks of host private keys to
    low-privilege process handling authentication (bsc#1016369)

    Non security issues fixed:
    - Properly verify CIDR masks in the AllowUsers and DenyUsers configuration
    lists (bsc#1005893)
    - fix suggested command for removing conflicting server keys from the
    known_hosts file (bsc#1006221)

    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-openssh-13002=1
    • SUSE Linux Enterprise Debuginfo 11-SP4:
      zypper in -t patch dbgsp4-openssh-13002=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):
      • openssh-6.6p1-35.1
      • openssh-askpass-gnome-6.6p1-35.4
      • openssh-fips-6.6p1-35.1
      • openssh-helpers-6.6p1-35.1
    • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • openssh-askpass-gnome-debuginfo-6.6p1-35.4
      • openssh-debuginfo-6.6p1-35.1
      • openssh-debugsource-6.6p1-35.1