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SUSE: 2022:3407-1 Important: Linux Kernel Live Patch 16 for SLE 15 SP3

suse
Calendar Grey September 26, 2022
Dist Suse Esm H88
Canonical Security Patch for Ubuntu Kernel (Live Update 7 for 20.04 LTS) addresses significant vulnerabilities and improves performance.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-150300_59_60 fixes several issues. The following security issues were fixed: - CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116). - CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695). - CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057). 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:

Topics%20covered

Topics Covered

security advisory kernel update privilege escalation important SUSE linux kernel patch live patching

References

#1199695 #1200057 #1203116

Cross- CVE-2022-1652 CVE-2022-29581 CVE-2022-39188

CVSS scores:

CVE-2022-1652 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1652 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-29581 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-29581 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-39188 (NVD) : 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-39188 (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-SP1

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Live Patching 12-SP5

SUSE Linux Enterprise Micro 5.1

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:3407-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update privilege escalation important SUSE linux kernel patch live patching

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