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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.3276
    Security update for the Linux Kernel (Live Patch 17 for SLE 15 SP3)
                                6 July 2022

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

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

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-32250 CVE-2022-1972 CVE-2022-1966
                   CVE-2022-1734 CVE-2022-1116 

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20222262-1

Comment: CVSS (Max):  7.8 CVE-2022-32250 (CVSS:3.1/AV:L/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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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SUSE Security Update: Security update for the Linux Kernel (Live Patch 17 for
SLE 15 SP3)

______________________________________________________________________________

Announcement ID:   SUSE-SU-2022:2262-1
Rating:            important
References:        #1199606 #1199648 #1200266 #1200268
Cross-References:  CVE-2022-1116 CVE-2022-1734 CVE-2022-1966 CVE-2022-1972
                   CVE-2022-32250
Affected Products:
                   SUSE Linux Enterprise High Performance Computing 15-SP3
                   SUSE Linux Enterprise Micro 5.1
                   SUSE Linux Enterprise Module for Live Patching 15-SP3
                   SUSE Linux Enterprise Server 15-SP3
                   SUSE Linux Enterprise Server for SAP Applications 15-SP3
______________________________________________________________________________

An update that fixes 5 vulnerabilities is now available.

Description:

This update for the Linux Kernel 5.3.18-150300_59_63 fixes several issues.
The following security issues were fixed:

  o CVE-2022-32250: Fixed an use-after-free bug in the netfilter subsystem.
    This flaw allowed a local attacker with user access to cause a privilege
    escalation issue. (bnc#1200015)
  o CVE-2022-1972: Fixed a buffer overflow in nftable that could lead to
    privilege escalation. (bsc#1200019)
  o CVE-2022-1116: Fixed an integer overflow vulnerability in io_uring that
    allows local attacker to cause memory corruption and escalate privileges to
    root. (bsc#1199647) versions.
  o CVE-2022-1734: Fixed a r/w use-after-free when non synchronized between
    cleanup routine and firmware download routine. (bnc#1199605)

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:

  o SUSE Linux Enterprise Module for Live Patching 15-SP3:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-2255=1
    SUSE-SLE-Module-Live-Patching-15-SP3-2022-2256=1
    SUSE-SLE-Module-Live-Patching-15-SP3-2022-2257=1
    SUSE-SLE-Module-Live-Patching-15-SP3-2022-2258=1
    SUSE-SLE-Module-Live-Patching-15-SP3-2022-2262=1

Package List:

  o SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x
    x86_64):
       kernel-livepatch-5_3_18-150300_59_63-default-4-150300.2.2
       kernel-livepatch-5_3_18-59_10-default-17-150300.2.2
       kernel-livepatch-5_3_18-59_10-default-debuginfo-17-150300.2.2
       kernel-livepatch-5_3_18-59_13-default-17-150300.2.2
       kernel-livepatch-5_3_18-59_13-default-debuginfo-17-150300.2.2
       kernel-livepatch-5_3_18-59_16-default-16-150300.2.2
       kernel-livepatch-5_3_18-59_16-default-debuginfo-16-150300.2.2
       kernel-livepatch-5_3_18-59_19-default-15-150300.2.2
       kernel-livepatch-5_3_18-59_19-default-debuginfo-15-150300.2.2
       kernel-livepatch-SLE15-SP3_Update_2-debugsource-17-150300.2.2
       kernel-livepatch-SLE15-SP3_Update_3-debugsource-17-150300.2.2
       kernel-livepatch-SLE15-SP3_Update_4-debugsource-16-150300.2.2
       kernel-livepatch-SLE15-SP3_Update_5-debugsource-15-150300.2.2


References:

  o https://www.suse.com/security/cve/CVE-2022-1116.html
  o https://www.suse.com/security/cve/CVE-2022-1734.html
  o https://www.suse.com/security/cve/CVE-2022-1966.html
  o https://www.suse.com/security/cve/CVE-2022-1972.html
  o https://www.suse.com/security/cve/CVE-2022-32250.html
  o https://bugzilla.suse.com/1199606
  o https://bugzilla.suse.com/1199648
  o https://bugzilla.suse.com/1200266
  o https://bugzilla.suse.com/1200268

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