Security update for dracut

Announcement ID: SUSE-SU-2017:0641-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2016-8637 ( NVD ): 5.0 CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
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 six security fixes can now be installed.

Description:

This update for dracut fixes the following issues:

Security issues fixed:

  • CVE-2016-8637: When the early microcode loading was enabled during initrd creation, the initrd would be read-only available for all users, allowing local users to retrieve secrets stored in the initial ramdisk. (bsc#1008340)

Non security issues fixed:

  • Allow booting from degraded MD arrays with systemd. (bsc#1017695)
  • Start multipath services before local-fs-pre.target. (bsc#1005410, bsc#1006118, bsc#1007925, bsc#986734, bsc#986838)

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-SP1-2017-353=1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP1
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-353=1
  • SUSE Linux Enterprise Server 12 SP1
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-353=1

Package List:

  • SUSE Linux Enterprise Desktop 12 SP1 (x86_64)
    • dracut-debuginfo-037-91.1
    • dracut-037-91.1
    • dracut-debugsource-037-91.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP1 (ppc64le x86_64)
    • dracut-fips-037-91.1
    • dracut-debuginfo-037-91.1
    • dracut-037-91.1
    • dracut-debugsource-037-91.1
  • SUSE Linux Enterprise Server 12 SP1 (ppc64le s390x x86_64)
    • dracut-fips-037-91.1
    • dracut-debuginfo-037-91.1
    • dracut-037-91.1
    • dracut-debugsource-037-91.1

References: