Security update for the Linux Kernel (Live Patch 11 for SLE 15)

Announcement ID:	SUSE-SU-2019:3249-1
Rating:	important
References:	bsc#1153108 bsc#1156317 bsc#1156321 bsc#1157770
Cross-References:	CVE-2019-10220 CVE-2019-13272 CVE-2019-15239
CVSS scores:	CVE-2019-10220 ( SUSE ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2019-10220 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2019-13272 ( SUSE ): 7.4 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-13272 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2019-13272 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2019-15239 ( SUSE ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-15239 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Live Patching 15-SP1 SUSE Linux Enterprise Live Patching 15 SUSE Linux Enterprise Live Patching 12-SP4 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SUSE Linux Enterprise Server for SAP Applications 15 SP1

An update that solves three vulnerabilities and has one security fix can now be installed.

Description:

This update for the Linux Kernel 4.12.14-150_22 fixes several issues.

The following security issues were fixed:

• CVE-2019-13272: Fixed a privilege escalation from user to root due to improper handling of credentials by leveraging certain scenarios with a parent-child process relationship (bsc#1156321).
• CVE-2019-15239: Fixed a vulnerability where a local attacker could have triggered multiple use-after-free conditions resulted in privilege escalation (bsc#1156317).
• CVE-2019-10220: Fixed an issue where samba servers could inject relative paths in directory entry lists (bsc#1153108).

The following bugs were fixed:

• Fixed boot up hang revealed by int3 self test (bsc#1157770).

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 15
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2019-3249=1
• SUSE Linux Enterprise Live Patching 15-SP1
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2019-3251=1 SUSE-SLE-Module-Live-Patching-15-SP1-2019-3218=1
• SUSE Linux Enterprise Live Patching 12-SP4
  zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2019-3226=1 SUSE-SLE-Live-Patching-12-SP4-2019-3254=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2019-3230=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2019-3230=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2019-3230=1

Package List:

• SUSE Linux Enterprise Live Patching 15 (ppc64le x86_64)
  • kernel-livepatch-4_12_14-150_22-default-5-2.1
  • kernel-livepatch-4_12_14-150_22-default-debuginfo-5-2.1
• SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
  • kernel-livepatch-4_12_14-197_7-default-6-2.1
  • kernel-livepatch-4_12_14-197_4-default-7-2.1
• SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le x86_64)
  • kgraft-patch-4_12_14-95_19-default-5-2.1
  • kgraft-patch-4_12_14-95_24-default-4-2.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_103-default-4-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-4-2.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • kgraft-patch-4_4_180-94_103-default-4-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-4-2.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_103-default-4-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-4-2.1

References:

• https://www.suse.com/security/cve/CVE-2019-10220.html
• https://www.suse.com/security/cve/CVE-2019-13272.html
• https://www.suse.com/security/cve/CVE-2019-15239.html
• https://bugzilla.suse.com/show_bug.cgi?id=1153108
• https://bugzilla.suse.com/show_bug.cgi?id=1156317
• https://bugzilla.suse.com/show_bug.cgi?id=1156321
• https://bugzilla.suse.com/show_bug.cgi?id=1157770