SUSE Security Update: Security update for the Linux Kernel (Live Patch 0 for
 SLE 15 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:2000-1
Rating:             important
References:         #1197597 #1199602 #1199834 
Cross-References:   CVE-2022-1048 CVE-2022-30594
CVSS scores:
                    CVE-2022-1048 (NVD) : 7
 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-1048 (SUSE): 7.4
 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-30594 (NVD) : 7.8
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-30594 (SUSE): 8.4
 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise High Performance Computing 15-SP3
                    SUSE Linux Enterprise Micro 5.1
                    SUSE Linux Enterprise Module for Live Patching 15-SP3
                    SUSE Linux Enterprise Server 15-SP3
                    SUSE Linux Enterprise Server for SAP Applications 15-SP3
______________________________________________________________________________

   An update that solves two vulnerabilities and has one
   errata is now available.

Description:

   This update for the Linux Kernel 5.3.18-57 fixes several issues.

   The following security issues were fixed:

   - CVE-2022-1048: Fixed a race Condition in snd_pcm_hw_free leading to
     use-after-free due to the AB/BA lock with buffer_mutex and mmap_lock
     (bsc#1197597).
   - CVE-2022-30594: Fixed restriction bypass on setting the
     PT_SUSPEND_SECCOMP flag (bnc#1199602).
   - Add missing module_mutex lock to module notifier for previous live
     patches (bsc#1199834).


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-SP3:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-2000=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x
 x86_64):

      kernel-livepatch-5_3_18-57-default-18-150200.3.2
      kernel-livepatch-5_3_18-57-default-debuginfo-18-150200.3.2
      kernel-livepatch-SLE15-SP3_Update_0-debugsource-18-150200.3.2


References:

   https://www.suse.com/security/cve/CVE-2022-1048.html
   https://www.suse.com/security/cve/CVE-2022-30594.html
   https://bugzilla.suse.com/1197597
   https://bugzilla.suse.com/1199602
   https://bugzilla.suse.com/1199834