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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.4025
    Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP3)
                              12 August 2022

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

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

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-34918 CVE-2022-28390 CVE-2022-28389
                   CVE-2022-26490 CVE-2022-20141 CVE-2022-1679

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20222766-1

Comment: CVSS (Max):  7.8 CVE-2022-34918 (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 

______________________________________________________________________________

Announcement ID:   SUSE-SU-2022:2766-1
Rating:            important
References:        #1200605 #1201080 #1201222 #1201517 #1201656 #1201657
Cross-References:  CVE-2022-1679 CVE-2022-20141 CVE-2022-26490 CVE-2022-28389
                   CVE-2022-28390 CVE-2022-34918
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
______________________________________________________________________________

Patch 7 for
SLE 15 SP3)

An update that fixes 6 vulnerabilities is now available.

Description:

This update for the Linux Kernel 5.3.18-59_27 fixes several issues.
The following security issues were fixed:

  o CVE-2022-28389: Fixed a double free in drivers/net/can/usb/mcba_usb.c
    vulnerability in the Linux kernel. (bnc#1198033)
  o CVE-2022-26490: Fixed a buffer overflow in the st21nfca driver. An attacker
    with adjacent NFC access could crash the system or corrupt the system
    memory. (bsc#1196830)
  o CVE-2022-28390: Fixed a double free in drivers/net/can/usb/ems_usb.c
    vulnerability in the Linux kernel (bnc#1198031).
  o CVE-2022-34918: Fixed a buffer overflow with nft_set_elem_init() that could
    be used by a local attacker to escalate privileges (bnc#1201171).
  o CVE-2022-1679: Fixed a use-after-free in the Atheros wireless driver in the
    way a user forces the ath9k_htc_wait_for_target function to fail with some
    input messages (bsc#1199487).
  o CVE-2022-20141: Fixed a possible use after free due to improper locking in
    ip_check_mc_rcu() (bsc#1200604).

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-SP3-2022-2766=1

Package List:

  o SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x
    x86_64):
       kernel-livepatch-5_3_18-59_27-default-15-150300.2.2
       kernel-livepatch-5_3_18-59_27-default-debuginfo-15-150300.2.2
       kernel-livepatch-SLE15-SP3_Update_7-debugsource-15-150300.2.2


References:

  o https://www.suse.com/security/cve/CVE-2022-1679.html
  o https://www.suse.com/security/cve/CVE-2022-20141.html
  o https://www.suse.com/security/cve/CVE-2022-26490.html
  o https://www.suse.com/security/cve/CVE-2022-28389.html
  o https://www.suse.com/security/cve/CVE-2022-28390.html
  o https://www.suse.com/security/cve/CVE-2022-34918.html
  o https://bugzilla.suse.com/1200605
  o https://bugzilla.suse.com/1201080
  o https://bugzilla.suse.com/1201222
  o https://bugzilla.suse.com/1201517
  o https://bugzilla.suse.com/1201656
  o https://bugzilla.suse.com/1201657

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