SUSE-SU-2021:3443-1: important: Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP1)

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Thu Oct 14 16:16:31 UTC 2021


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP1)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3443-1
Rating:             important
References:         #1187054 #1188613 #1190118 
Cross-References:   CVE-2021-3573 CVE-2021-3640 CVE-2021-38160
                   
CVSS scores:
                    CVE-2021-3573 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-3640 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-38160 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Module for Live Patching 15-SP2
                    SUSE Linux Enterprise Module for Live Patching 15-SP1
                    SUSE Linux Enterprise Live Patching 12-SP5
                    SUSE Linux Enterprise Live Patching 12-SP4
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-197_83 fixes several issues.

   The following security issues were fixed:

   - CVE-2021-38160: Fixed a bug that could lead to a data corruption or
     loss. This can be triggered by an untrusted device that supplies a
     buf->len value exceeding the buffer size in
     drivers/char/virtio_console.c (bsc#1190118)
   - CVE-2021-3640: Fixed a user-after-free bug in the function
     sco_sock_sendmsg which could lead to local privilege escalation.
     (bsc#1188613)
   - CVE-2021-3573: Fixed a user-after-free bug in the function
     hci_sock_bound_ioctl which could lead to local privilege escalation.
     (bsc#1187054).


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-SP2:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-3419=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3420=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3433=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3434=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3435=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3436=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3437=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3443=1

   - SUSE Linux Enterprise Module for Live Patching 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-3416=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3421=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3422=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3423=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3424=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3425=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3438=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3439=1

   - SUSE Linux Enterprise Live Patching 12-SP5:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-3417=1 SUSE-SLE-Live-Patching-12-SP5-2021-3427=1 SUSE-SLE-Live-Patching-12-SP5-2021-3428=1 SUSE-SLE-Live-Patching-12-SP5-2021-3429=1 SUSE-SLE-Live-Patching-12-SP5-2021-3430=1 SUSE-SLE-Live-Patching-12-SP5-2021-3431=1 SUSE-SLE-Live-Patching-12-SP5-2021-3441=1

   - SUSE Linux Enterprise Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-3418=1 SUSE-SLE-Live-Patching-12-SP4-2021-3432=1 SUSE-SLE-Live-Patching-12-SP4-2021-3442=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):

      kernel-livepatch-5_3_18-24_24-default-15-2.2
      kernel-livepatch-5_3_18-24_24-default-debuginfo-15-2.2
      kernel-livepatch-5_3_18-24_29-default-13-2.2
      kernel-livepatch-5_3_18-24_29-default-debuginfo-13-2.2
      kernel-livepatch-5_3_18-24_34-default-13-2.2
      kernel-livepatch-5_3_18-24_34-default-debuginfo-13-2.2
      kernel-livepatch-5_3_18-24_37-default-13-2.2
      kernel-livepatch-5_3_18-24_37-default-debuginfo-13-2.2
      kernel-livepatch-5_3_18-24_43-default-12-2.2
      kernel-livepatch-5_3_18-24_43-default-debuginfo-12-2.2
      kernel-livepatch-5_3_18-24_46-default-12-2.2
      kernel-livepatch-5_3_18-24_46-default-debuginfo-12-2.2
      kernel-livepatch-5_3_18-24_49-default-11-2.2
      kernel-livepatch-5_3_18-24_49-default-debuginfo-11-2.2
      kernel-livepatch-5_3_18-24_52-default-10-2.2
      kernel-livepatch-5_3_18-24_52-default-debuginfo-10-2.2
      kernel-livepatch-SLE15-SP2_Update_10-debugsource-11-2.2
      kernel-livepatch-SLE15-SP2_Update_11-debugsource-10-2.2
      kernel-livepatch-SLE15-SP2_Update_4-debugsource-15-2.2
      kernel-livepatch-SLE15-SP2_Update_5-debugsource-13-2.2
      kernel-livepatch-SLE15-SP2_Update_6-debugsource-13-2.2
      kernel-livepatch-SLE15-SP2_Update_7-debugsource-13-2.2
      kernel-livepatch-SLE15-SP2_Update_8-debugsource-12-2.2
      kernel-livepatch-SLE15-SP2_Update_9-debugsource-12-2.2

   - SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):

      kernel-livepatch-4_12_14-197_61-default-14-2.2
      kernel-livepatch-4_12_14-197_64-default-13-2.2
      kernel-livepatch-4_12_14-197_67-default-13-2.2
      kernel-livepatch-4_12_14-197_72-default-12-2.2
      kernel-livepatch-4_12_14-197_75-default-12-2.2
      kernel-livepatch-4_12_14-197_78-default-12-2.2
      kernel-livepatch-4_12_14-197_83-default-11-2.2
      kernel-livepatch-4_12_14-197_86-default-10-2.2

   - SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-122_41-default-16-2.2
      kgraft-patch-4_12_14-122_46-default-14-2.2
      kgraft-patch-4_12_14-122_51-default-14-2.2
      kgraft-patch-4_12_14-122_54-default-12-2.2
      kgraft-patch-4_12_14-122_57-default-12-2.2
      kgraft-patch-4_12_14-122_60-default-11-2.2
      kgraft-patch-4_12_14-122_63-default-10-2.2

   - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-95_65-default-12-2.2
      kgraft-patch-4_12_14-95_68-default-11-2.2
      kgraft-patch-4_12_14-95_71-default-10-2.2


References:

   https://www.suse.com/security/cve/CVE-2021-3573.html
   https://www.suse.com/security/cve/CVE-2021-3640.html
   https://www.suse.com/security/cve/CVE-2021-38160.html
   https://bugzilla.suse.com/1187054
   https://bugzilla.suse.com/1188613
   https://bugzilla.suse.com/1190118



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