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[SUSE-SU-2023:3773-1] Security update for the Linux Kernel RT (Live Patch 9 for SLE 15 SP4)

Severity Important
CVEs 4
Info References Vulnerabilities

Security update for the Linux Kernel RT (Live Patch 9 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-150400_15_40 fixes several issues.

The following security issues were fixed:

  • CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119).
  • CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123).
  • CVE-2023-3609: Fixed reference counter leak leading to overflow in net/sched (bsc#1213587).
  • CVE-2023-31248: Fixed an use-after-free vulnerability in nft_chain_lookup_byid that could allow a local attacker to escalate their privilege (bsc#1213064).
ID
SUSE-SU-2023:3773-1
Severity
important
URL
https://www.suse.com/support/update/announcement/2023/suse-su-20233773-1/
Published
2023-09-26T04:04:50
(11 months ago)
Modified
2023-09-26T04:04:50
(11 months ago)
Rights
Copyright 2024 SUSE LLC. All rights reserved.
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# 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