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SUSE: 2022:3360-1 Critical Security Update for SLE 15 SP2 Kernel

suse
Calendar Grey September 24, 2022
Dist Suse Esm H88
The latest Linux Kernel release addresses significant vulnerabilities, such as privilege escalation and race condition flaws, specifically affecting SLE 15 SP1.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-150100_197_111 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-SP1:

Topics%20covered

Topics Covered

security advisory critical privilege escalation race condition kernel SUSE 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 Live Patching 12-SP5

SUSE Linux Enterprise Module for Live Patching 15-SP1

SUSE Linux Enterprise Server 15-SP1

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3359-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical privilege escalation race condition kernel SUSE live patching

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