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openSUSE 15.4: 2023:4072-2 Important Kernel Security Fix

opensuse
Calendar Grey November 6, 2023
Dist Opensuse Esm H88
Important security patch for openSUSE kernel tackling various vulnerabilities and stability concerns. A system reboot is required post-installation.
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes

Description

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security

and bugfixes.

The following security bugs were fixed:

* CVE-2023-4563: Fixed an use-after-free flaw in the nftables sub-component.

This vulnerability could allow a local attacker to crash the system or lead

to a kernel information leak problem. (bsc#1214727)

* CVE-2023-39194: Fixed a flaw in the processing of state filters which could

allow a local attackers to disclose sensitive information. (bsc#1215861)

* CVE-2023-39193: Fixed a flaw in the processing of state filters which could

allow a local attackers to disclose sensitive information. (bsc#1215860)

* CVE-2023-39192: Fixed a flaw in the u32_match_it function which could allow

a local attackers to disclose sensitive information. (bsc#1215858)

* CVE-2023-42754: Fixed a null pointer dereference in ipv4_link_failure which

could lead an authenticated attacker to trigger a DoS. (bsc#1215467)

* CVE-2023-5345: fixed an...

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Topics%20covered

Topics Covered

security advisory local privilege escalation important kernel system crash bugfixes openSUSE

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* openSUSE Leap 15.4

zypper in -t patch openSUSE-SLE-15.4-2023-4072=1

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)

* cluster-md-kmp-default-5.14.21-150400.24.92.1

* kselftests-kmp-default-debuginfo-5.14.21-150400.24.92.1

* gfs2-kmp-default-5.14.21-150400.24.92.1

* reiserfs-kmp-default-debuginfo-5.14.21-150400.24.92.1

* kernel-syms-5.14.21-150400.24.92.1

* kselftests-kmp-default-5.14.21-150400.24.92.1

* gfs2-kmp-default-debuginfo-5.14.21-150400.24.92.1

* kernel-default-optional-5.14.21-150400.24.92.1

* kernel-default-extra-5.14.21-150400.24.92.1

* ocfs2-kmp-default-debuginfo-5.14.21-150400.24.92.1

* ocfs2-kmp-default-5.14.21-150400.24.92.1

* kernel-default-devel-5.14.21-150400.24.92.1

* kernel-default-optional-debuginfo-5.14.21-150400.24.92.1

* kernel-obs-qa-5.14.21-150400.24.92.1

* kernel-default-debugsource-5.14.21-150400.24.92.1

* dlm-kmp-default-5.14.21-150400.24.92.1

* cluster-md-kmp-default-debuginfo-5.14.21-150400.24.92.1

* kernel-obs-build-debugsource-5.14.21-150400.24.92.1

* kernel-default-livepatch-5.14.21-150400.24.92.1

*...

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References

* bsc#1202845

* bsc#1213808

* bsc#1214928

* bsc#1214940

* bsc#1214941

* bsc#1214942

* bsc#1214943

* bsc#1214944

* bsc#1214950

* bsc#1214951

* bsc#1214954

* bsc#1214957

* bsc#1214986

* bsc#1214988

* bsc#1214992

* bsc#1214993

* bsc#1215322

* bsc#1215877

* bsc#1215894

* bsc#1215895

* bsc#1215896

* bsc#1215911

* bsc#1215915

* bsc#1215916

## References:

* https://www.suse.com/security/cve/CVE-2023-1192.html

* https://www.suse.com/security/cve/CVE-2023-1206.html

* https://www.suse.com/security/cve/CVE-2023-1859.html

* https://www.suse.com/security/cve/CVE-2023-2177.html

* https://www.suse.com/security/cve/CVE-2023-39192.html

* https://www.suse.com/security/cve/CVE-2023-39193.html

* https://www.suse.com/security/cve/CVE-2023-39194.html

* https://www.suse.com/security/cve/CVE-2023-4155.html

* https://www.suse.com/security/cve/CVE-2023-42753.html

* https://www.suse.com/security/cve/CVE-2023-42754.html

* https://www.suse.com/security/cve/CVE-2023-4389.html

* https://www.suse.com/security/cve/CVE-2023-4563.html

*...

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Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4072-2
Rating: important

Topics%20covered

Topics Covered

security advisory local privilege escalation important kernel system crash bugfixes openSUSE

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