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SUSE-SU-2023:4279-1 Not scored

Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP2)

This update for the Linux Kernel 5.3.18-150200_24_145 fixes several issues. The following security issues were fixed: - CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440). - CVE-2023-3390: Fixed an use-after-free vulnerability in the netfilter subsystem in net/netfilter/nf_tables_api.c that could allow a local attacker with user access to cause a privilege escalation issue (bsc#1212934).

Exploit probability Not scored
Published October 30, 2023
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

SUSE:Linux Enterprise Live Patching 15 SP2 kernel-livepatch-SLE15-SP2_Update_34

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities SUSE-SU-2023:4279-1

This update for the Linux Kernel 5.3.18-150200_24_145 fixes several issues. The following security issues were fixed: - CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440). - CVE-2023-3390: Fixed an use-after-free vulnerability in the netfilter subsystem in net/netfilter/nf_tables_api.c that could allow a local attacker with user access to cause a privilege escalation issue (bsc#1212934).

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05 / REFERENCES

Further evidence