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[SUSE-SU-2023:4201-1] Security update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP4)

Severity Important
CVEs 4
Info References Vulnerabilities

Security update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-150400_15_5 fixes several issues.

The following security issues were fixed:

  • CVE-2023-4147: Fixed use-after-free in nf_tables_newrule (bsc#1215118).
  • 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-2023-4004: Fixed improper element removal netfilter nft_set_pipapo (bsc#1214812).
  • 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).
ID
SUSE-SU-2023:4201-1
Severity
important
URL
https://www.suse.com/support/update/announcement/2023/suse-su-20234201-1/
Published
2023-10-25T10:10:01
(10 months ago)
Modified
2023-10-25T10:10:01
(10 months ago)
Rights
Copyright 2024 SUSE LLC. All rights reserved.
Other Advisories
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date