SUSE-SU-2023:0267-1: important: Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP3)

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2023:0267-1
Rating:             important
References:         #1204167 #1205186 
Cross-References:   CVE-2022-2602 CVE-2022-3424
CVSS scores:
                    CVE-2022-2602 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3424 (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-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 two vulnerabilities is now available.

Description:

   This update for the Linux Kernel 5.3.18-150300_59_98 fixes several issues.

   The following security issues were fixed:

   - CVE-2022-3424: Fixed use-after-free in gru_set_context_option(),
     gru_fault() and gru_handle_user_call_os() that could lead to kernel
     panic  (bsc#1204167).
   - CVE-2022-2602: Fixed a local privilege escalation vulnerability
     involving Unix socket Garbage Collection and io_uring (bsc#1205186).


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-SP3:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2023-266=1 SUSE-SLE-Module-Live-Patching-15-SP3-2023-267=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):

      kernel-livepatch-5_3_18-150300_59_87-default-8-150300.2.1
      kernel-livepatch-5_3_18-150300_59_98-default-4-150300.2.1


References:

   https://www.suse.com/security/cve/CVE-2022-2602.html
   https://www.suse.com/security/cve/CVE-2022-3424.html
   https://bugzilla.suse.com/1204167
   https://bugzilla.suse.com/1205186