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SUSE: 2022:1322-1 Important: Kernel Live Patch Against Critical Threats

suse
Calendar Grey April 23, 2022
Dist Suse Esm H88
Addressing a pair of security flaws within the Linux Kernel through this crucial SUSE live patch for improved protection.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-122_88 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) 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:

References

#1197335 #1197344

Cross- CVE-2022-1011 CVE-2022-1016

CVSS scores:

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 Live Patching 12-SP5

https://www.suse.com/security/cve/CVE-2022-1011.html

https://www.suse.com/security/cve/CVE-2022-1016.html

https://bugzilla.suse.com/1197335

https://bugzilla.suse.com/1197344

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1322-1
Rating: important

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