SUSE: 2023:4802-1 important: the Linux Kernel (Live Patch 40 for SLE 1
Summary
## This update for the Linux Kernel 5.3.18-150200_24_163 fixes several issues. The following security issues were fixed: * CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215442). * CVE-2023-2163: Fixed an incorrect verifier pruning in BPF that could lead to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape. (bsc#1215519) ## Patch Instructions: To install this SUSE 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 15-SP2 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2023-4814=1 SUSE-SLE- Module-Live-Patching-15-SP2-2023-4803=1 SUSE-SLE-Module-Live- Patching-15-SP2-2023-4815=1 SUSE-SLE-Module-Live-Patching-15-SP2-2023-4802=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64) * kernel-livepatch-5_3_18-150200_24_148-default-debuginfo-8-150200.2.1 * kernel-livepatch-5_3_18-150200_24_160-default-4-150200.2.1 * kernel-livepatch-5_3_18-150200_24_163-default-3-150200.2.1 * kernel-livepatch-SLE15-SP2_Update_40-debugsource-3-150200.2.1 * kernel-livepatch-SLE15-SP2_Update_39-debugsource-4-150200.2.1 * kernel-livepatch-5_3_18-150200_24_163-default-debuginfo-3-150200.2.1 * kernel-livepatch-5_3_18-150200_24_157-default-debuginfo-5-150200.2.1 * kernel-livepatch-5_3_18-150200_24_148-default-8-150200.2.1 * kernel-livepatch-5_3_18-150200_24_160-default-debuginfo-4-150200.2.1 * kernel-livepatch-SLE15-SP2_Update_35-debugsource-8-150200.2.1 * kernel-livepatch-5_3_18-150200_24_157-default-5-150200.2.1 * kernel-livepatch-SLE15-SP2_Update_38-debugsource-5-150200.2.1
References
* bsc#1215442
* bsc#1215519
Cross-
* CVE-2023-2163
* CVE-2023-4622
CVSS scores:
* CVE-2023-2163 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
* CVE-2023-2163 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
* CVE-2023-4622 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-4622 ( NVD ): 7.0 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 Live Patching 15-SP2
* SUSE Linux Enterprise Server 15 SP2
* SUSE Linux Enterprise Server for SAP Applications 15 SP2
An update that solves two vulnerabilities can now be installed.
##
* https://www.suse.com/security/cve/CVE-2023-2163.html
* https://www.suse.com/security/cve/CVE-2023-4622.html
* https://bugzilla.suse.com/show_bug.cgi?id=1215442
* https://bugzilla.suse.com/show_bug.cgi?id=1215519
![Dist Suse](/images/distros/dist-suse.gif)