Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

SUSE 15-SP2: 2022:3445-1 Critical Privilege Escalation Threat

suse
Calendar Grey September 27, 2022
Dist Suse Esm H88
This essential Fedora security patch tackles severe vulnerabilities within the Linux kernel, enhancing overall system performance.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-24_107 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 update critical privilege escalation important SUSE Linux Kernel

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-SP2

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3445-1
Rating: important

Topics%20covered

Topics Covered

security advisory update critical privilege escalation important SUSE Linux Kernel

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here