Rapid7 Vulnerability & Exploit Database

CentOS Linux: CVE-2023-4147: Important: kernel security, bug fix, and enhancement update (Multiple Advisories)

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

CentOS Linux: CVE-2023-4147: Important: kernel security, bug fix, and enhancement update (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/07/2023
Created
09/13/2023
Added
09/13/2023
Modified
09/13/2023

Description

A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt
  • centos-upgrade-kpatch-patch-5_14_0-284_11_1
  • centos-upgrade-kpatch-patch-5_14_0-284_11_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-284_11_1-debugsource
  • centos-upgrade-kpatch-patch-5_14_0-284_18_1
  • centos-upgrade-kpatch-patch-5_14_0-284_18_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-284_18_1-debugsource
  • centos-upgrade-kpatch-patch-5_14_0-284_25_1
  • centos-upgrade-kpatch-patch-5_14_0-284_25_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-284_25_1-debugsource

References

  • CVE-2023-4147

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;