RHSA-2022:5834: Important: kernel-rt security and bug fix update
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es): kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak (CVE-2022-1012) kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Bug Fix(es): The latest RHEL 8.6.z2 kernel changes need to be merged into the RT source tree to keep source parity between the two kernels. (BZ#2107215)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2022:5834?
The severity of RHSA-2022:5834 is categorized as important.
How do I fix RHSA-2022:5834?
To fix RHSA-2022:5834, update to the kernel-rt version 4.18.0-372.19.1.rt7.176.el8_6 or later.
Which packages are affected by RHSA-2022:5834?
Affected packages for RHSA-2022:5834 include kernel-rt, kernel-rt-core, kernel-rt-debug, and other related kernel-rt packages.
What vulnerability is addressed in RHSA-2022:5834?
RHSA-2022:5834 addresses an information leak vulnerability in the TCP source port generation algorithm.
Is it safe to continue using the affected kernel-rt packages without remediation for RHSA-2022:5834?
It is not recommended to continue using the affected kernel-rt packages without applying the necessary updates for RHSA-2022:5834.