Security update for Linux Kernel Live Patch 15 for SLE 12

Announcement ID: SUSE-SU-2017:1300-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2017-7308 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2017-7308 ( 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 Server 12
  • SUSE Linux Enterprise Server 12 LTSS 12
  • SUSE Linux Enterprise Server for SAP Applications 12

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

Description:

This update for the Linux Kernel 3.12.60-52_54 fixes several issues.

The following security bugs were fixed:

  • CVE-2017-7308: The packet_set_ring function in net/packet/af_packet.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of service (overflow) or possibly have unspecified other impact via crafted system calls (bsc#1030575, bsc#1031660).
  • bsc#1030467: Updated Dirty COW fix. The former patch caused some apps to freeze in rare circumstances

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 Server for SAP Applications 12
    zypper in -t patch SUSE-SLE-SAP-12-2017-768=1 SUSE-SLE-SAP-12-2017-782=1 SUSE-SLE-SAP-12-2017-781=1
  • SUSE Linux Enterprise Server 12 LTSS 12
    zypper in -t patch SUSE-SLE-SERVER-12-2017-768=1 SUSE-SLE-SERVER-12-2017-782=1 SUSE-SLE-SERVER-12-2017-781=1

Package List:

  • SUSE Linux Enterprise Server for SAP Applications 12 (x86_64)
    • kgraft-patch-3_12_60-52_54-xen-9-2.1
    • kgraft-patch-3_12_60-52_49-default-9-2.1
    • kgraft-patch-3_12_60-52_54-default-9-2.1
    • kgraft-patch-3_12_55-52_45-default-9-2.1
    • kgraft-patch-3_12_60-52_49-xen-9-2.1
    • kgraft-patch-3_12_55-52_45-xen-9-2.1
  • SUSE Linux Enterprise Server 12 LTSS 12 (x86_64)
    • kgraft-patch-3_12_60-52_54-xen-9-2.1
    • kgraft-patch-3_12_60-52_49-default-9-2.1
    • kgraft-patch-3_12_60-52_54-default-9-2.1
    • kgraft-patch-3_12_55-52_45-default-9-2.1
    • kgraft-patch-3_12_60-52_49-xen-9-2.1
    • kgraft-patch-3_12_55-52_45-xen-9-2.1

References: