Out-of-bounds Read Affecting kernel-rt-modules-extra package, versions <0:4.18.0-553.rt7.342.el8_10
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTMODULESEXTRA-5951745
- published 9 Oct 2023
- disclosed 30 Aug 2023
Introduced: 30 Aug 2023
CVE-2023-39189 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-modules-extra to version 0:4.18.0-553.rt7.342.el8_10 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules-extra package and not the kernel-rt-modules-extra package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.