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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.4040
    Security update for the Linux Kernel (Live Patch 22 for SLE 12 SP5)
                              15 August 2022

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

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

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-28390 CVE-2022-28389 CVE-2022-26490
                   CVE-2022-20141 CVE-2022-1679 CVE-2022-1419

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20222789-1

Comment: CVSS (Max):  7.8 CVE-2022-26490 (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 22 for
SLE 12 SP5)

______________________________________________________________________________

Announcement ID:   SUSE-SU-2022:2789-1
Rating:            important
References:        #1200605 #1201080 #1201517 #1201655 #1201656 #1201657
Cross-References:  CVE-2022-1419 CVE-2022-1679 CVE-2022-20141 CVE-2022-26490
                   CVE-2022-28389 CVE-2022-28390
Affected Products:
                   SUSE Linux Enterprise Live Patching 12-SP5
______________________________________________________________________________

An update that fixes 6 vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-122_83 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-2022-1419: Fixed a concurrency use-after-free in vgem_gem_dumb_create
    (bsc#1198742).
  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-2022-1679: 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 Live Patching 12-SP5:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-2785=1
    SUSE-SLE-Live-Patching-12-SP5-2022-2786=1
    SUSE-SLE-Live-Patching-12-SP5-2022-2789=1

Package List:

  o SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):
       kgraft-patch-4_12_14-122_83-default-17-2.2
       kgraft-patch-4_12_14-122_91-default-15-2.2
       kgraft-patch-4_12_14-122_98-default-13-2.2


References:

  o https://www.suse.com/security/cve/CVE-2022-1419.html
  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://bugzilla.suse.com/1200605
  o https://bugzilla.suse.com/1201080
  o https://bugzilla.suse.com/1201517
  o https://bugzilla.suse.com/1201655
  o https://bugzilla.suse.com/1201656
  o https://bugzilla.suse.com/1201657

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