SUSE-SU-2021:3374-1: important: Security update for the Linux Kernel (Live Patch 21 for SLE 12 SP5)

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Tue Oct 12 16:25:06 UTC 2021


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 21 for SLE 12 SP5)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3374-1
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-SP3
                    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 4.12.14-122_80 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-SP3:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2021-3356=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3357=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3358=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3359=1

   - SUSE Linux Enterprise Module for Live Patching 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-3362=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3363=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3364=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3365=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3366=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3367=1

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

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-3368=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3369=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3370=1

   - SUSE Linux Enterprise Live Patching 12-SP5:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-3374=1 SUSE-SLE-Live-Patching-12-SP5-2021-3375=1 SUSE-SLE-Live-Patching-12-SP5-2021-3376=1 SUSE-SLE-Live-Patching-12-SP5-2021-3377=1 SUSE-SLE-Live-Patching-12-SP5-2021-3378=1

   - SUSE Linux Enterprise Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-3379=1 SUSE-SLE-Live-Patching-12-SP4-2021-3380=1 SUSE-SLE-Live-Patching-12-SP4-2021-3381=1



Package List:

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

      kernel-livepatch-5_3_18-59_10-default-5-2.1
      kernel-livepatch-5_3_18-59_10-default-debuginfo-5-2.1
      kernel-livepatch-5_3_18-59_13-default-5-2.1
      kernel-livepatch-5_3_18-59_13-default-debuginfo-5-2.1
      kernel-livepatch-5_3_18-59_16-default-4-2.1
      kernel-livepatch-5_3_18-59_16-default-debuginfo-4-2.1
      kernel-livepatch-5_3_18-59_5-default-5-2.1
      kernel-livepatch-5_3_18-59_5-default-debuginfo-5-2.1
      kernel-livepatch-SLE15-SP3_Update_1-debugsource-5-2.1
      kernel-livepatch-SLE15-SP3_Update_2-debugsource-5-2.1
      kernel-livepatch-SLE15-SP3_Update_3-debugsource-5-2.1
      kernel-livepatch-SLE15-SP3_Update_4-debugsource-4-2.1

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

      kernel-livepatch-5_3_18-24_53_4-default-5-2.1
      kernel-livepatch-5_3_18-24_53_4-default-debuginfo-5-2.1
      kernel-livepatch-5_3_18-24_61-default-7-2.1
      kernel-livepatch-5_3_18-24_61-default-debuginfo-7-2.1
      kernel-livepatch-5_3_18-24_64-default-7-2.1
      kernel-livepatch-5_3_18-24_64-default-debuginfo-7-2.1
      kernel-livepatch-5_3_18-24_67-default-5-2.1
      kernel-livepatch-5_3_18-24_67-default-debuginfo-5-2.1
      kernel-livepatch-5_3_18-24_70-default-5-2.1
      kernel-livepatch-5_3_18-24_70-default-debuginfo-5-2.1
      kernel-livepatch-5_3_18-24_75-default-4-2.1
      kernel-livepatch-5_3_18-24_75-default-debuginfo-4-2.1
      kernel-livepatch-SLE15-SP2_Update_12-debugsource-7-2.1
      kernel-livepatch-SLE15-SP2_Update_13-debugsource-7-2.1
      kernel-livepatch-SLE15-SP2_Update_14-debugsource-5-2.1
      kernel-livepatch-SLE15-SP2_Update_15-debugsource-5-2.1
      kernel-livepatch-SLE15-SP2_Update_16-debugsource-5-2.1
      kernel-livepatch-SLE15-SP2_Update_17-debugsource-4-2.1

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

      kernel-livepatch-4_12_14-197_89-default-7-2.1
      kernel-livepatch-4_12_14-197_92-default-6-2.1
      kernel-livepatch-4_12_14-197_99-default-4-2.1

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

      kgraft-patch-4_12_14-122_66-default-8-2.1
      kgraft-patch-4_12_14-122_71-default-7-2.1
      kgraft-patch-4_12_14-122_74-default-5-2.1
      kgraft-patch-4_12_14-122_77-default-5-2.1
      kgraft-patch-4_12_14-122_80-default-4-2.1

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

      kgraft-patch-4_12_14-95_74-default-7-2.1
      kgraft-patch-4_12_14-95_77-default-6-2.1
      kgraft-patch-4_12_14-95_80-default-4-2.1


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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