Security update for the Linux Kernel (Live Patch 20 for SLE 12 SP4)

Announcement ID:	SUSE-SU-2021:3374-1
Rating:	important
References:	bsc#1187054 bsc#1188613 bsc#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-2021-3573 ( NVD ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/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-2021-3640 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-38160 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-38160 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	openSUSE Leap 15.3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Live Patching 15-SP2 SUSE Linux Enterprise Live Patching 15-SP1 SUSE Linux Enterprise Live Patching 12-SP5 SUSE Linux Enterprise Live Patching 12-SP4 SUSE Linux Enterprise Live Patching 15-SP3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Linux Enterprise Server for SAP Applications 15 SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 4.12.14-95_74 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 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 Live Patching 12-SP4
  zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-3381=1 SUSE-SLE-Live-Patching-12-SP4-2021-3380=1 SUSE-SLE-Live-Patching-12-SP4-2021-3379=1 SUSE-SLE-Live-Patching-12-SP4-2021-3418=1 SUSE-SLE-Live-Patching-12-SP4-2021-3442=1 SUSE-SLE-Live-Patching-12-SP4-2021-3432=1
• SUSE Linux Enterprise Live Patching 12-SP5
  zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-3441=1 SUSE-SLE-Live-Patching-12-SP5-2021-3428=1 SUSE-SLE-Live-Patching-12-SP5-2021-3427=1 SUSE-SLE-Live-Patching-12-SP5-2021-3378=1 SUSE-SLE-Live-Patching-12-SP5-2021-3377=1 SUSE-SLE-Live-Patching-12-SP5-2021-3376=1 SUSE-SLE-Live-Patching-12-SP5-2021-3375=1 SUSE-SLE-Live-Patching-12-SP5-2021-3374=1 SUSE-SLE-Live-Patching-12-SP5-2021-3417=1 SUSE-SLE-Live-Patching-12-SP5-2021-3431=1 SUSE-SLE-Live-Patching-12-SP5-2021-3430=1 SUSE-SLE-Live-Patching-12-SP5-2021-3429=1
• SUSE Linux Enterprise Live Patching 15-SP1
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-3425=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3424=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3439=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3423=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3422=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3421=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3438=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3370=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3369=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3368=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-3416=1
• SUSE Linux Enterprise Live Patching 15-SP2
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-3437=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3436=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3435=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3367=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3366=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3365=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3364=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3363=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3362=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3420=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3419=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3434=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3433=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3443=1
• openSUSE Leap 15.3
  zypper in -t patch SUSE-2021-3356=1 SUSE-2021-3359=1 SUSE-2021-3358=1 SUSE-2021-3357=1
• SUSE Linux Enterprise Live Patching 15-SP3
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2021-3357=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3356=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3359=1 SUSE-SLE-Module-Live-Patching-15-SP3-2021-3358=1

Package List:

• SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64)
  • kgraft-patch-4_12_14-95_68-default-11-2.2
  • kgraft-patch-4_12_14-95_65-default-12-2.2
  • kgraft-patch-4_12_14-95_80-default-4-2.1
  • kgraft-patch-4_12_14-95_71-default-10-2.2
  • kgraft-patch-4_12_14-95_77-default-6-2.1
  • kgraft-patch-4_12_14-95_74-default-7-2.1
• SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
  • 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_57-default-12-2.2
  • kgraft-patch-4_12_14-122_60-default-11-2.2
  • kgraft-patch-4_12_14-122_71-default-7-2.1
  • kgraft-patch-4_12_14-122_54-default-12-2.2
  • kgraft-patch-4_12_14-122_77-default-5-2.1
  • kgraft-patch-4_12_14-122_41-default-16-2.2
  • kgraft-patch-4_12_14-122_66-default-8-2.1
  • kgraft-patch-4_12_14-122_80-default-4-2.1
  • kgraft-patch-4_12_14-122_74-default-5-2.1
  • kgraft-patch-4_12_14-122_63-default-10-2.2
• SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
  • kernel-livepatch-4_12_14-197_89-default-7-2.1
  • kernel-livepatch-4_12_14-197_67-default-13-2.2
  • kernel-livepatch-4_12_14-197_64-default-13-2.2
  • kernel-livepatch-4_12_14-197_72-default-12-2.2
  • kernel-livepatch-4_12_14-197_83-default-11-2.2
  • kernel-livepatch-4_12_14-197_61-default-14-2.2
  • kernel-livepatch-4_12_14-197_86-default-10-2.2
  • kernel-livepatch-4_12_14-197_75-default-12-2.2
  • kernel-livepatch-4_12_14-197_92-default-6-2.1
  • kernel-livepatch-4_12_14-197_99-default-4-2.1
  • kernel-livepatch-4_12_14-197_78-default-12-2.2
• SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-24_24-default-debuginfo-15-2.2
  • kernel-livepatch-5_3_18-24_46-default-debuginfo-12-2.2
  • kernel-livepatch-5_3_18-24_52-default-debuginfo-10-2.2
  • kernel-livepatch-5_3_18-24_29-default-13-2.2
  • kernel-livepatch-5_3_18-24_49-default-debuginfo-11-2.2
  • kernel-livepatch-SLE15-SP2_Update_7-debugsource-13-2.2
  • kernel-livepatch-5_3_18-24_53_4-default-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-24_70-default-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-24_43-default-12-2.2
  • kernel-livepatch-SLE15-SP2_Update_17-debugsource-4-2.1
  • kernel-livepatch-5_3_18-24_61-default-7-2.1
  • kernel-livepatch-5_3_18-24_34-default-debuginfo-13-2.2
  • kernel-livepatch-SLE15-SP2_Update_15-debugsource-5-2.1
  • kernel-livepatch-5_3_18-24_37-default-debuginfo-13-2.2
  • kernel-livepatch-5_3_18-24_52-default-10-2.2
  • kernel-livepatch-5_3_18-24_67-default-5-2.1
  • kernel-livepatch-SLE15-SP2_Update_16-debugsource-5-2.1
  • kernel-livepatch-5_3_18-24_43-default-debuginfo-12-2.2
  • kernel-livepatch-5_3_18-24_24-default-15-2.2
  • kernel-livepatch-SLE15-SP2_Update_13-debugsource-7-2.1
  • kernel-livepatch-5_3_18-24_37-default-13-2.2
  • kernel-livepatch-5_3_18-24_67-default-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-24_64-default-7-2.1
  • kernel-livepatch-5_3_18-24_75-default-debuginfo-4-2.1
  • kernel-livepatch-5_3_18-24_29-default-debuginfo-13-2.2
  • kernel-livepatch-SLE15-SP2_Update_11-debugsource-10-2.2
  • kernel-livepatch-SLE15-SP2_Update_14-debugsource-5-2.1
  • kernel-livepatch-5_3_18-24_46-default-12-2.2
  • kernel-livepatch-5_3_18-24_61-default-debuginfo-7-2.1
  • kernel-livepatch-5_3_18-24_75-default-4-2.1
  • kernel-livepatch-SLE15-SP2_Update_8-debugsource-12-2.2
  • kernel-livepatch-5_3_18-24_34-default-13-2.2
  • kernel-livepatch-SLE15-SP2_Update_5-debugsource-13-2.2
  • kernel-livepatch-5_3_18-24_53_4-default-5-2.1
  • kernel-livepatch-SLE15-SP2_Update_4-debugsource-15-2.2
  • kernel-livepatch-SLE15-SP2_Update_12-debugsource-7-2.1
  • kernel-livepatch-5_3_18-24_64-default-debuginfo-7-2.1
  • kernel-livepatch-SLE15-SP2_Update_6-debugsource-13-2.2
  • kernel-livepatch-5_3_18-24_49-default-11-2.2
  • kernel-livepatch-SLE15-SP2_Update_10-debugsource-11-2.2
  • kernel-livepatch-5_3_18-24_70-default-5-2.1
  • kernel-livepatch-SLE15-SP2_Update_9-debugsource-12-2.2
• openSUSE Leap 15.3 (ppc64le s390x x86_64)
  • 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-5_3_18-59_16-default-4-2.1
  • kernel-livepatch-5_3_18-59_10-default-5-2.1
  • kernel-livepatch-5_3_18-59_13-default-5-2.1
  • kernel-livepatch-5_3_18-59_10-default-debuginfo-5-2.1
  • kernel-livepatch-SLE15-SP3_Update_4-debugsource-4-2.1
  • kernel-livepatch-SLE15-SP3_Update_3-debugsource-5-2.1
  • kernel-livepatch-5_3_18-59_13-default-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-59_16-default-debuginfo-4-2.1
  • kernel-livepatch-SLE15-SP3_Update_2-debugsource-5-2.1
  • kernel-livepatch-SLE15-SP3_Update_1-debugsource-5-2.1
• openSUSE Leap 15.3 (x86_64)
  • kernel-livepatch-5_3_18-59_10-preempt-5-2.1
  • kernel-livepatch-5_3_18-59_13-preempt-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-59_5-preempt-5-2.1
  • kernel-livepatch-5_3_18-59_13-preempt-5-2.1
  • kernel-livepatch-5_3_18-59_10-preempt-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-59_16-preempt-4-2.1
  • kernel-livepatch-5_3_18-59_5-preempt-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-59_16-preempt-debuginfo-4-2.1
• SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
  • 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-5_3_18-59_16-default-4-2.1
  • kernel-livepatch-5_3_18-59_10-default-5-2.1
  • kernel-livepatch-5_3_18-59_13-default-5-2.1
  • kernel-livepatch-5_3_18-59_10-default-debuginfo-5-2.1
  • kernel-livepatch-SLE15-SP3_Update_4-debugsource-4-2.1
  • kernel-livepatch-SLE15-SP3_Update_3-debugsource-5-2.1
  • kernel-livepatch-5_3_18-59_13-default-debuginfo-5-2.1
  • kernel-livepatch-5_3_18-59_16-default-debuginfo-4-2.1
  • kernel-livepatch-SLE15-SP3_Update_2-debugsource-5-2.1
  • kernel-livepatch-SLE15-SP3_Update_1-debugsource-5-2.1

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/show_bug.cgi?id=1187054
• https://bugzilla.suse.com/show_bug.cgi?id=1188613
• https://bugzilla.suse.com/show_bug.cgi?id=1190118