Security update for the Linux Kernel (Live Patch 11 for SLE 12 SP4)

Announcement ID: SUSE-SU-2020:3670-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2020-25668 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-25668 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-25705 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  • CVE-2020-25705 ( NVD ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  • CVE-2020-8694 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2020-8694 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • 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 Live Patching 15-SP1
  • SUSE Linux Enterprise Live Patching 12-SP5
  • SUSE Linux Enterprise Live Patching 12-SP4
  • SUSE Linux Enterprise Server 12 SP4
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server 15 SP1
  • 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

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

Description:

This update for the Linux Kernel 4.12.14-95_45 fixes several issues.

The following security issues were fixed:

  • CVE-2020-25668: Fixed a concurrency use-after-free in con_font_op (bsc#1178622).
  • CVE-2020-8694: Fixed an insufficient access control in the Linux kernel driver for some Intel(R) Processors which might have allowed an authenticated user to potentially enable information disclosure via local access (bsc#1178700).
  • CVE-2020-25705: Fixed a flaw which could have allowed an off-path remote user to effectively bypass source port UDP randomization (bsc#1178783).
  • Fixed an issue where system was hanging due to a massive amount of soft lockups in btrfs_drop_and_free_fs_root() (bsc#1178046).

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-SP4-2020-3657=1 SUSE-SLE-Live-Patching-12-SP4-2020-3658=1 SUSE-SLE-Live-Patching-12-SP4-2020-3659=1 SUSE-SLE-Live-Patching-12-SP4-2020-3660=1 SUSE-SLE-Live-Patching-12-SP4-2020-3661=1 SUSE-SLE-Live-Patching-12-SP4-2020-3662=1
  • SUSE Linux Enterprise Live Patching 12-SP5
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2020-3671=1 SUSE-SLE-Live-Patching-12-SP5-2020-3672=1 SUSE-SLE-Live-Patching-12-SP5-2020-3673=1 SUSE-SLE-Live-Patching-12-SP5-2020-3674=1 SUSE-SLE-Live-Patching-12-SP5-2020-3663=1 SUSE-SLE-Live-Patching-12-SP5-2020-3664=1 SUSE-SLE-Live-Patching-12-SP5-2020-3665=1 SUSE-SLE-Live-Patching-12-SP5-2020-3666=1 SUSE-SLE-Live-Patching-12-SP5-2020-3667=1 SUSE-SLE-Live-Patching-12-SP5-2020-3668=1 SUSE-SLE-Live-Patching-12-SP5-2020-3669=1 SUSE-SLE-Live-Patching-12-SP5-2020-3670=1
  • SUSE Linux Enterprise Live Patching 15-SP1
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2020-3680=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3681=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3682=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3683=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3684=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3685=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3686=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3687=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3688=1 SUSE-SLE-Module-Live-Patching-15-SP1-2020-3689=1

Package List:

  • SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le x86_64)
    • kgraft-patch-4_12_14-95_45-default-9-2.2
    • kgraft-patch-4_12_14-95_48-default-8-2.2
  • SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64)
    • kgraft-patch-4_12_14-95_60-default-4-2.1
    • kgraft-patch-4_12_14-95_51-default-7-2.2
    • kgraft-patch-4_12_14-95_57-default-5-2.1
    • kgraft-patch-4_12_14-95_54-default-5-2.2
  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le x86_64)
    • kgraft-patch-4_12_14-120-default-9-3.2
    • kgraft-patch-SLE12-SP5_Update_0-debugsource-9-3.2
    • kgraft-patch-4_12_14-122_12-default-9-2.2
    • kgraft-patch-4_12_14-122_7-default-9-2.2
    • kgraft-patch-4_12_14-120-default-debuginfo-9-3.2
  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    • kgraft-patch-4_12_14-122_23-default-5-2.2
    • kgraft-patch-4_12_14-122_32-default-5-2.1
    • kgraft-patch-4_12_14-122_46-default-2-2.1
    • kgraft-patch-4_12_14-122_17-default-8-2.2
    • kgraft-patch-4_12_14-122_29-default-5-2.1
    • kgraft-patch-4_12_14-122_37-default-4-2.1
    • kgraft-patch-4_12_14-122_41-default-3-2.1
    • kgraft-patch-4_12_14-122_26-default-5-2.2
    • kgraft-patch-4_12_14-122_20-default-7-2.2
  • SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
    • kernel-livepatch-4_12_14-197_29-default-9-2.2
    • kernel-livepatch-4_12_14-197_51-default-5-2.1
    • kernel-livepatch-4_12_14-197_61-default-3-2.1
    • kernel-livepatch-4_12_14-197_48-default-5-2.1
    • kernel-livepatch-4_12_14-197_37-default-8-2.2
    • kernel-livepatch-4_12_14-197_34-default-8-2.2
    • kernel-livepatch-4_12_14-197_56-default-4-2.1
    • kernel-livepatch-4_12_14-197_64-default-2-2.1
    • kernel-livepatch-4_12_14-197_40-default-7-2.2
    • kernel-livepatch-4_12_14-197_45-default-5-2.2

References: