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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2023.2608
                   Security update for the Linux Kernel
                                10 May 2023

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2023-30772 CVE-2023-2162 CVE-2023-2124
                   CVE-2023-1998 CVE-2023-1990 CVE-2023-1989
                   CVE-2023-1855 CVE-2023-1670 CVE-2023-1611
                   CVE-2022-43945 CVE-2020-36691 

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2023/suse-su-20232151-1

Comment: CVSS (Max):  8.8 CVE-2022-43945 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

- --------------------------BEGIN INCLUDED TEXT--------------------

Security update for the Linux Kernel

Announcement ID:  SUSE-SU-2023:2151-1
     Rating:      important
                    o #1202353
                    o #1205128
                    o #1209613
                    o #1209687
                    o #1209777
                    o #1209871
                    o #1209887
                    o #1210202
   References:      o #1210301
                    o #1210329
                    o #1210336
                    o #1210337
                    o #1210469
                    o #1210498
                    o #1210506
                    o #1210647

                    o CVE-2020-36691
                    o CVE-2022-43945
                    o CVE-2023-1611
                    o CVE-2023-1670
                    o CVE-2023-1855
Cross-References:   o CVE-2023-1989
                    o CVE-2023-1990
                    o CVE-2023-1998
                    o CVE-2023-2124
                    o CVE-2023-2162
                    o CVE-2023-30772

                    o CVE-2020-36691 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N
                      /S:U/C:N/I:N/A:H
                    o CVE-2020-36691 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/
                      S:U/C:N/I:N/A:H
                    o CVE-2022-43945 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N
                      /S:U/C:H/I:H/A:H
                    o CVE-2022-43945 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/
                      S:U/C:N/I:N/A:H
                    o CVE-2023-1611 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:N/I:N/A:H
                    o CVE-2023-1611 ( NVD ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:H/I:N/A:H
                    o CVE-2023-1670 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/
                      S:U/C:N/I:N/A:H
                    o CVE-2023-1670 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-1855 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-1855 ( NVD ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:H/I:N/A:H
                    o CVE-2023-1989 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/
  CVSS scores:        S:U/C:H/I:H/A:H
                    o CVE-2023-1989 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-1990 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-1990 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:N/I:N/A:H
                    o CVE-2023-1998 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:C/C:H/I:N/A:N
                    o CVE-2023-1998 ( NVD ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:C/C:H/I:N/A:N
                    o CVE-2023-2124 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-2162 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/
                      S:U/C:H/I:H/A:H
                    o CVE-2023-2162 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/
                      S:U/C:H/I:N/A:N
                    o CVE-2023-30772 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N
                      /S:U/C:H/I:H/A:H
                    o CVE-2023-30772 ( NVD ): 6.4 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/
                      S:U/C:H/I:H/A:H

                    o openSUSE Leap 15.4
                    o SUSE CaaS Platform 4.0
                    o SUSE Linux Enterprise High Availability Extension 15 SP1
                    o SUSE Linux Enterprise High Performance Computing 15 SP1
                    o SUSE Linux Enterprise High Performance Computing 15 SP1
                      LTSS 15-SP1
    Affected        o SUSE Linux Enterprise Live Patching 15-SP1
    Products:       o SUSE Linux Enterprise Server 15 SP1
                    o SUSE Linux Enterprise Server 15 SP1 Business Critical
                      Linux 15-SP1
                    o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
                    o SUSE Linux Enterprise Server for SAP Applications 15 SP1
                    o SUSE Manager Proxy 4.0
                    o SUSE Manager Retail Branch Server 4.0
                    o SUSE Manager Server 4.0

An update that solves 11 vulnerabilities and has five fixes can now be
installed.

Description:

The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security
and bugfixes.

The following security bugs were fixed:

  o CVE-2023-2124: Fixed an out of bound access in the XFS subsystem that could
    have lead to denial-of-service or potentially privilege escalation (bsc#
    1210498).
  o CVE-2023-1670: Fixed a use after free in the Xircom 16-bit PCMCIA Ethernet
    driver. A local user could use this flaw to crash the system or potentially
    escalate their privileges on the system (bsc#1209871).
  o CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create
    (bsc#1210647).
  o CVE-2023-1998: Fixed a use after free during login when accessing the shost
    ipaddress (bsc#1210506).
  o CVE-2023-30772: Fixed a race condition and resultant use-after-free in
    da9150_charger_remove (bsc#1210329).
  o CVE-2023-1855: Fixed a use after free in xgene_hwmon_remove (bsc#1210202).
  o CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210336).
  o CVE-2023-1990: Fixed a use after free in ndlc_remove (bsc#1210337).
  o CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#
    1205128).
  o CVE-2023-1611: Fixed an use-after-free flaw in btrfs_search_slot (bsc#
    1209687).
  o CVE-2020-36691: Fixed a denial of service vulnerability via a nested
    Netlink policy with a back reference (bsc#1209777).

The following non-security bugs were fixed:

  o cifs: fix negotiate context parsing (bsc#1210301).
  o cred: allow get_cred() and put_cred() to be given NULL (bsc#1209887).

Special Instructions and Notes:

  o Please reboot the system after installing this update.

Patch Instructions:

To install this SUSE Important update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o openSUSE Leap 15.4
    zypper in -t patch openSUSE-SLE-15.4-2023-2151=1
  o SUSE Linux Enterprise Live Patching 15-SP1
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-2151=1
  o SUSE Linux Enterprise High Availability Extension 15 SP1
    zypper in -t patch SUSE-SLE-Product-HA-15-SP1-2023-2151=1
  o SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2023-2151=1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2023-2151=1
  o SUSE Linux Enterprise Server for SAP Applications 15 SP1
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2023-2151=1
  o SUSE CaaS Platform 4.0
    To install this update, use the SUSE CaaS Platform 'skuba' tool. It will
    inform you if it detects new updates and let you then trigger updating of
    the complete cluster in a controlled way.

Package List:

  o openSUSE Leap 15.4 (nosrc)
       kernel-zfcpdump-4.12.14-150100.197.145.1
       kernel-kvmsmall-4.12.14-150100.197.145.1
       kernel-debug-4.12.14-150100.197.145.1
       kernel-default-4.12.14-150100.197.145.1
  o openSUSE Leap 15.4 (ppc64le x86_64)
       kernel-debug-base-debuginfo-4.12.14-150100.197.145.1
       kernel-debug-base-4.12.14-150100.197.145.1
  o openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
       kernel-vanilla-devel-4.12.14-150100.197.145.1
       kernel-vanilla-livepatch-devel-4.12.14-150100.197.145.1
       kernel-vanilla-devel-debuginfo-4.12.14-150100.197.145.1
       kernel-vanilla-debuginfo-4.12.14-150100.197.145.1
       kernel-vanilla-base-4.12.14-150100.197.145.1
       kernel-vanilla-base-debuginfo-4.12.14-150100.197.145.1
       kernel-default-base-debuginfo-4.12.14-150100.197.145.1
       kernel-vanilla-debugsource-4.12.14-150100.197.145.1
  o openSUSE Leap 15.4 (x86_64)
       kernel-kvmsmall-base-debuginfo-4.12.14-150100.197.145.1
       kernel-kvmsmall-base-4.12.14-150100.197.145.1
  o openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 nosrc)
       kernel-vanilla-4.12.14-150100.197.145.1
  o openSUSE Leap 15.4 (s390x)
       kernel-default-man-4.12.14-150100.197.145.1
       kernel-zfcpdump-man-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Live Patching 15-SP1 (nosrc)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
       kernel-default-livepatch-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       kernel-default-livepatch-devel-4.12.14-150100.197.145.1
       kernel-livepatch-4_12_14-150100_197_145-default-1-150100.3.3.1
  o SUSE Linux Enterprise High Availability Extension 15 SP1 (aarch64 ppc64le
    s390x x86_64)
       ocfs2-kmp-default-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       gfs2-kmp-default-debuginfo-4.12.14-150100.197.145.1
       ocfs2-kmp-default-debuginfo-4.12.14-150100.197.145.1
       dlm-kmp-default-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       dlm-kmp-default-debuginfo-4.12.14-150100.197.145.1
       gfs2-kmp-default-4.12.14-150100.197.145.1
       cluster-md-kmp-default-4.12.14-150100.197.145.1
       cluster-md-kmp-default-debuginfo-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise High Availability Extension 15 SP1 (nosrc)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
    (aarch64 nosrc x86_64)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
    (aarch64 x86_64)
       kernel-obs-build-4.12.14-150100.197.145.1
       kernel-default-base-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-debugsource-4.12.14-150100.197.145.1
       kernel-default-devel-4.12.14-150100.197.145.1
       kernel-default-devel-debuginfo-4.12.14-150100.197.145.1
       kernel-default-base-debuginfo-4.12.14-150100.197.145.1
       kernel-syms-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
    (noarch)
       kernel-macros-4.12.14-150100.197.145.1
       kernel-devel-4.12.14-150100.197.145.1
       kernel-source-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (noarch
    nosrc)
       kernel-docs-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (aarch64 ppc64le s390x
    x86_64 nosrc)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (aarch64 ppc64le s390x
    x86_64)
       reiserfs-kmp-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-4.12.14-150100.197.145.1
       kernel-default-base-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-debugsource-4.12.14-150100.197.145.1
       kernel-default-devel-4.12.14-150100.197.145.1
       kernel-default-devel-debuginfo-4.12.14-150100.197.145.1
       kernel-default-base-debuginfo-4.12.14-150100.197.145.1
       kernel-syms-4.12.14-150100.197.145.1
       reiserfs-kmp-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (noarch)
       kernel-macros-4.12.14-150100.197.145.1
       kernel-devel-4.12.14-150100.197.145.1
       kernel-source-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (noarch nosrc)
       kernel-docs-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (s390x)
       kernel-default-man-4.12.14-150100.197.145.1
       kernel-zfcpdump-debugsource-4.12.14-150100.197.145.1
       kernel-zfcpdump-debuginfo-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (nosrc)
       kernel-zfcpdump-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server for SAP Applications 15 SP1 (nosrc ppc64le
    x86_64)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server for SAP Applications 15 SP1 (ppc64le x86_64)
       reiserfs-kmp-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-4.12.14-150100.197.145.1
       kernel-default-base-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-debugsource-4.12.14-150100.197.145.1
       kernel-default-devel-4.12.14-150100.197.145.1
       kernel-default-devel-debuginfo-4.12.14-150100.197.145.1
       kernel-default-base-debuginfo-4.12.14-150100.197.145.1
       kernel-syms-4.12.14-150100.197.145.1
       reiserfs-kmp-default-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server for SAP Applications 15 SP1 (noarch)
       kernel-macros-4.12.14-150100.197.145.1
       kernel-devel-4.12.14-150100.197.145.1
       kernel-source-4.12.14-150100.197.145.1
  o SUSE Linux Enterprise Server for SAP Applications 15 SP1 (noarch nosrc)
       kernel-docs-4.12.14-150100.197.145.1
  o SUSE CaaS Platform 4.0 (nosrc x86_64)
       kernel-default-4.12.14-150100.197.145.1
  o SUSE CaaS Platform 4.0 (x86_64)
       reiserfs-kmp-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-4.12.14-150100.197.145.1
       kernel-default-base-4.12.14-150100.197.145.1
       kernel-default-debugsource-4.12.14-150100.197.145.1
       kernel-default-debuginfo-4.12.14-150100.197.145.1
       kernel-obs-build-debugsource-4.12.14-150100.197.145.1
       kernel-default-devel-4.12.14-150100.197.145.1
       kernel-default-devel-debuginfo-4.12.14-150100.197.145.1
       kernel-default-base-debuginfo-4.12.14-150100.197.145.1
       kernel-syms-4.12.14-150100.197.145.1
       reiserfs-kmp-default-4.12.14-150100.197.145.1
  o SUSE CaaS Platform 4.0 (noarch)
       kernel-macros-4.12.14-150100.197.145.1
       kernel-devel-4.12.14-150100.197.145.1
       kernel-source-4.12.14-150100.197.145.1
  o SUSE CaaS Platform 4.0 (noarch nosrc)
       kernel-docs-4.12.14-150100.197.145.1

References:

  o https://www.suse.com/security/cve/CVE-2020-36691.html
  o https://www.suse.com/security/cve/CVE-2022-43945.html
  o https://www.suse.com/security/cve/CVE-2023-1611.html
  o https://www.suse.com/security/cve/CVE-2023-1670.html
  o https://www.suse.com/security/cve/CVE-2023-1855.html
  o https://www.suse.com/security/cve/CVE-2023-1989.html
  o https://www.suse.com/security/cve/CVE-2023-1990.html
  o https://www.suse.com/security/cve/CVE-2023-1998.html
  o https://www.suse.com/security/cve/CVE-2023-2124.html
  o https://www.suse.com/security/cve/CVE-2023-2162.html
  o https://www.suse.com/security/cve/CVE-2023-30772.html
  o https://bugzilla.suse.com/show_bug.cgiid=1202353
  o https://bugzilla.suse.com/show_bug.cgiid=1205128
  o https://bugzilla.suse.com/show_bug.cgiid=1209613
  o https://bugzilla.suse.com/show_bug.cgiid=1209687
  o https://bugzilla.suse.com/show_bug.cgiid=1209777
  o https://bugzilla.suse.com/show_bug.cgiid=1209871
  o https://bugzilla.suse.com/show_bug.cgiid=1209887
  o https://bugzilla.suse.com/show_bug.cgiid=1210202
  o https://bugzilla.suse.com/show_bug.cgiid=1210301
  o https://bugzilla.suse.com/show_bug.cgiid=1210329
  o https://bugzilla.suse.com/show_bug.cgiid=1210336
  o https://bugzilla.suse.com/show_bug.cgiid=1210337
  o https://bugzilla.suse.com/show_bug.cgiid=1210469
  o https://bugzilla.suse.com/show_bug.cgiid=1210498
  o https://bugzilla.suse.com/show_bug.cgiid=1210506
  o https://bugzilla.suse.com/show_bug.cgiid=1210647

- --------------------------END INCLUDED TEXT--------------------

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===========================================================================
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