Operating System:

[SUSE]

Published:

28 September 2022

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.4781
      Security update for the Linux Kernel (Live Patch 26 for SLE 15)
                             28 September 2022

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           linux kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-39188 CVE-2022-1652 

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20223409-1

Comment: CVSS (Max):  7.0 CVE-2022-39188 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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SUSE Security Update: Security update for the Linux Kernel (Live Patch 26 for
SLE 15)

______________________________________________________________________________

Announcement ID:   SUSE-SU-2022:3409-1
Rating:            important
References:        #1200057 #1203116
Cross-References:  CVE-2022-1652 CVE-2022-39188
Affected Products:
                   SUSE Linux Enterprise High Performance Computing 15
                   SUSE Linux Enterprise Module for Live Patching 15
                   SUSE Linux Enterprise Server 15
                   SUSE Linux Enterprise Server for SAP Applications 15
______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-150_78 fixes several issues.
The following security issues were fixed:

  o CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and
    munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116).
  o CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057).

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:

  o SUSE Linux Enterprise Module for Live Patching 15:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2022-3409=1
    SUSE-SLE-Module-Live-Patching-15-2022-3410=1

Package List:

  o SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):
       kernel-livepatch-4_12_14-150_78-default-14-150000.2.2
       kernel-livepatch-4_12_14-150_78-default-debuginfo-14-150000.2.2
       kernel-livepatch-4_12_14-150_83-default-10-150000.2.2
       kernel-livepatch-4_12_14-150_83-default-debuginfo-10-150000.2.2


References:

  o https://www.suse.com/security/cve/CVE-2022-1652.html
  o https://www.suse.com/security/cve/CVE-2022-39188.html
  o https://bugzilla.suse.com/1200057
  o https://bugzilla.suse.com/1203116

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