RHSA-2022:1199: 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: use-after-free in RDMA listen() (CVE-2021-4028) kernel: fget: check that the fd still exists after getting a ref to it (CVE-2021-4083) 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): kernel-rt: update to the latest RHEL7.9.z13 source tree (BZ#2059411)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2022:1199?
The severity of RHSA-2022:1199 is classified as important.
How do I fix RHSA-2022:1199?
To fix RHSA-2022:1199, update to the latest version of kernel-rt packages, specifically version 3.10.0-1160.62.1.rt56.1203.el7.
What vulnerabilities are addressed in RHSA-2022:1199?
RHSA-2022:1199 addresses vulnerabilities including a use-after-free in RDMA listen() documented under CVE-2021-4028.
Which systems are affected by RHSA-2022:1199?
RHSA-2022:1199 affects systems running specific versions of kernel-rt packages on Red Hat Enterprise Linux 7.
Is there a need for immediate action for RHSA-2022:1199?
Yes, immediate action is recommended for RHSA-2022:1199 to mitigate the risks associated with the identified vulnerabilities.