Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP1)
Announcement ID: SUSE-SU-2019:1769-1
Rating: important
References: #1138264
Cross-References: CVE-2019-12817
Affected Products:
  • SUSE Linux Enterprise Module for Live Patching 15-SP1

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 4.12.14-197_4 fixes one issue.
The following security issue was fixed:

  • CVE-2019-12817: arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel for powerpc had a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected (bsc#1138264).

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-SP1:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2019-1769=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-197_4-default-2-2.1

References: