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SUSE: 2022:1955-1 Important: Kernel Live Patch Security Issues

suse
Calendar Grey June 6, 2022
Dist Suse Esm H88
SUSE has released a Security Update that tackles two vulnerabilities in the Linux Kernel, improving both the robustness and safety of SUSE platforms.
An update that solves two vulnerabilities and has one errata is now available

Summary

This update for the Linux Kernel 4.12.14-122_110 fixes several issues. The following security issues were fixed: - CVE-2022-1048: Fixed a race Condition in snd_pcm_hw_free leading to use-after-free due to the AB/BA lock with buffer_mutex and mmap_lock (bsc#1197597). - CVE-2022-30594: Fixed restriction bypass on setting the PT_SUSPEND_SECCOMP flag (bnc#1199602). - Add missing module_mutex lock to module notifier for previous live patches (bsc#1199834). 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 security issue important fix suse linux kernel live patching

References

#1197597 #1199602 #1199834

Cross- CVE-2022-1048 CVE-2022-30594

CVSS scores:

CVE-2022-1048 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1048 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-30594 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-30594 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15

SUSE Linux Enterprise High Performance Computing 15-SP1

SUSE Linux Enterprise High Performance Computing 15-SP2

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Live Patching 12-SP4

SUSE Linux Enterprise Live Patching 12-SP5

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patch...

Read the Full Advisory

Severity
important
Lowest
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Announcement ID: SUSE-SU-2022:1955-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue important fix suse linux kernel live patching

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