SUSE: 2022:3411-1 important: the Linux Kernel (Live Patch 3 for SLE 15 SP4)
Summary
This update for the Linux Kernel 5.14.21-150400_24_21 fixes one issue. The following security issue was fixed: - CVE-2021-39698: Fixed a memory corruption due to a use after free that could lead to local escalation of privilege with no additional execution privileges needed (bsc#1196959). 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-SP4: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2022-3421=1 - SUSE Linux Enterprise Module for Live Patching 15-SP3: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-3411=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP4 (ppc64le s390x x86_64): kernel-livepatch-5_14_21-150400_24_21-default-2-150400.2.2 kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-2-150400.2.2 kernel-livepatch-SLE15-SP4_Update_3-debugsource-2-150400.2.2 - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64): kernel-livepatch-5_3_18-150300_59_93-default-2-150300.2.2
References
#1196959
Cross- CVE-2021-39698
CVSS scores:
CVE-2021-39698 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-39698 (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 High Performance Computing 15-SP3
SUSE Linux Enterprise High Performance Computing 15-SP4
SUSE Linux Enterprise Micro 5.1
SUSE Linux Enterprise Module for Live Patching 15-SP3
SUSE Linux Enterprise Module for Live Patching 15-SP4
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP4
https://www.suse.com/security/cve/CVE-2021-39698.html
https://bugzilla.suse.com/1196959