Security update for kdump

Announcement ID: SUSE-SU-2016:2553-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2016-5759 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Desktop 12 SP1
  • SUSE Linux Enterprise Server 12 SP1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP1

An update that solves one vulnerability and has 13 security fixes can now be installed.

Description:

This update for kdump provides several fixes and enhancements:

  • Refresh kdumprd if /etc/hosts or /etc/nsswitch.conf is changed. (bsc#943214)
  • Add a separate systemd service to rebuild kdumprd at boot. (bsc#943214)
  • Improve network setup in the kdump environment by reading configuration from wicked by default (system configuration files are used as a fallback). (bsc#980328)
  • Use the last mount entry in kdump_get_mountpoints(). (bsc#951844)
  • Remove 'notsc' from the kdump kernel command line. (bsc#973213)
  • Handle dump files with many program headers. (bsc#932339, bsc#970708)
  • Fall back to stat() if file type is DT_UNKNOWN. (bsc#964206)
  • Remove vm. sysctls from kdump initrd. (bsc#927451, bsc#987862)
  • Use the exit code of kexec, not that of "local". (bsc#984799)
  • Convert sysroot to a bind mount in kdump initrd. (bsc#976864)
  • Distinguish between Xenlinux (aka Xenified or SUSE) and pvops Xen kernels, as the latter can run on bare metal. (bsc#974270)
  • CVE-2016-5759: Use full path to dracut as argument to bash. (bsc#989972, bsc#990200)

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 12 SP1
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP1-2016-1492=1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP1
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2016-1492=1
  • SUSE Linux Enterprise Server 12 SP1
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2016-1492=1

Package List:

  • SUSE Linux Enterprise Desktop 12 SP1 (x86_64)
    • kdump-debuginfo-0.8.15-29.1
    • kdump-0.8.15-29.1
    • kdump-debugsource-0.8.15-29.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP1 (ppc64le x86_64)
    • kdump-debuginfo-0.8.15-29.1
    • kdump-0.8.15-29.1
    • kdump-debugsource-0.8.15-29.1
  • SUSE Linux Enterprise Server 12 SP1 (ppc64le s390x x86_64)
    • kdump-debuginfo-0.8.15-29.1
    • kdump-0.8.15-29.1
    • kdump-debugsource-0.8.15-29.1

References: