SUSE Security Update: Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP2)
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Announcement ID:    SUSE-SU-2022:2783-1
Rating:             important
References:         #1200605 #1201080 #1201517 #1201656 #1201657 
                    
Cross-References:   CVE-2022-1679 CVE-2022-20141 CVE-2022-26490
                    CVE-2022-28389 CVE-2022-28390
CVSS scores:
                    CVE-2022-1679 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-1679 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-20141 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-20141 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-26490 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-26490 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-28389 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-28389 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-28390 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-28390 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise High Performance Computing 15-SP2
                    SUSE Linux Enterprise Module for Live Patching 15-SP2
                    SUSE Linux Enterprise Server 15-SP2
                    SUSE Linux Enterprise Server for SAP Applications 15-SP2
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   An update that fixes 5 vulnerabilities is now available.

Description:

   This update for the Linux Kernel 5.3.18-24_93 fixes several issues.

   The following security issues were fixed:

   - CVE-2022-28389: Fixed a double free in drivers/net/can/usb/mcba_usb.c
     vulnerability in the Linux kernel. (bnc#1198033)
   - 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)
   - CVE-2022-28390: Fixed a double free in drivers/net/can/usb/ems_usb.c
     vulnerability in the Linux kernel (bnc#1198031).
   - 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).
   - 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:

   - SUSE Linux Enterprise Module for Live Patching 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2022-2783=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):

      kernel-livepatch-5_3_18-24_93-default-14-150200.2.2
      kernel-livepatch-5_3_18-24_93-default-debuginfo-14-150200.2.2
      kernel-livepatch-SLE15-SP2_Update_21-debugsource-14-150200.2.2


References:

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