Security update for the Linux Kernel (Live Patch 0 for SLE 15)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 0 for SLE 15)
Announcement ID: SUSE-SU-2019:1489-1
Rating: important
References: #1131390
Cross-References: CVE-2018-14734
Affected Products:
  • SUSE Linux Enterprise Module for Live Patching 15

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 4.12.14-23 fixes one issue.
The following security issue was fixed:

  • CVE-2018-14734: drivers/infiniband/core/ucma.c allowed ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free) (bsc#1131390).

Patch Instructions:

To install this SUSE Security 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 Module for Live Patching 15:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2019-1489=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-23-default-10-28.1
    • kernel-livepatch-4_12_14-23-default-debuginfo-10-28.1
    • kernel-livepatch-SLE15_Update_0-debugsource-10-28.1

References: