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SUSE 15 SP3: 2022:1369-1 Important: Kernel Live Patch Addresses Threats

suse
Calendar Grey April 25, 2022
Dist Suse Esm H88
New release for SUSE Linux Kernel targets severe vulnerabilities, enhancing protection against various threats and maintaining system stability.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-150300_59_43 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-2022-1055: Fixed a use-after-free in tc_new_tfilter that could allow a local attacker to gain privilege escalation. (bnc#1197705) - 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:

Topics%20covered

Topics Covered

security advisory critical issue kernel update privilege escalation important SUSE live patching

References

#1197335 #1197344 #1197705

Cross- CVE-2022-1011 CVE-2022-1016 CVE-2022-1055

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

CVE-2022-1055 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1055 (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-SP2

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP2

SUSE Linux Enterprise Module for Live Patching 15-SP3

SUSE Linux Enterprise Server 15-SP2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1369-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical issue kernel update privilege escalation important SUSE live patching

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