SUSE-SU-2021:2368-1: important: Security update for the Linux Kernel (Live Patch 21 for SLE 12 SP4)

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 21 for SLE 12 SP4)
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Announcement ID:    SUSE-SU-2021:2368-1
Rating:             important
References:         #1187597 #1187687 
Cross-References:   CVE-2021-0512 CVE-2021-0605
CVSS scores:
                    CVE-2021-0512 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-0605 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
                    CVE-2021-0605 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Live Patching 12-SP4
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-95_77 fixes several issues.

   The following security issues were fixed:

   - CVE-2021-0605: Fixed an out-of-bounds read which could lead to local
     information disclosure in the kernel with System execution privileges
     needed. (bsc#1187687)
   - CVE-2021-0512: Fixed a possible out-of-bounds write which could lead to
     local escalation of privilege with no additional execution privileges
     needed. (bsc#1187597)


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 Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-2368=1



Package List:

   - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-95_77-default-2-2.1


References:

   https://www.suse.com/security/cve/CVE-2021-0512.html
   https://www.suse.com/security/cve/CVE-2021-0605.html
   https://bugzilla.suse.com/1187597
   https://bugzilla.suse.com/1187687