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SUSE: 2022:1329-1 Important: Linux Kernel Live Patch Security Update

suse
Calendar Grey April 25, 2022
Dist Suse Esm H88
Important news regarding Ubuntu Linux Kernel Live Patch 45 addresses a range of vulnerabilities to improve overall system security.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-150_86 fixes several issues. The following security issues were fixed: - CVE-2022-1016: Fixed a vulnerability in the nf_tables component of the netfilter subsystem. This vulnerability gives an attacker a powerful primitive that can be used to both read from and write to relative stack data, which can lead to arbitrary code execution. (bsc#1197335) - CVE-2022-1011: Fixed an use-after-free vulnerability which could allow a local attacker to retireve (partial) /etc/shadow hashes or any other data from filesystem when he can mount a FUSE filesystems. (bsc#1197344) - CVE-2021-39713: Fixed a race condition in the network scheduling subsystem which could lead to a use-after-free (bsc#1197211). Patch Instructions:

Topics%20covered

Topics Covered

security advisory security issue kernel SUSE Linux important update live patching

References

#1197211 #1197335 #1197344

Cross- CVE-2021-39713 CVE-2022-1011 CVE-2022-1016

CVSS scores:

CVE-2021-39713 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2021-39713 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1011 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1011 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1016 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products:

SUSE Linux Enterprise High Performance Computing 15

SUSE Linux Enterprise Live Patching 12-SP4

SUSE Linux Enterprise Module for Live Patching 15

SUSE Linux Enterprise Server 15

SUSE Linux Enterprise Server for SAP Applications 15

https://www.suse.com/security/cve/CVE-2021-39713.html

Severity
important
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Announcement ID: SUSE-SU-2022:1329-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue kernel SUSE Linux important update live patching

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