RHSA-2022:4721: Important: kpatch-patch security update
This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.<br>Security Fix(es):<br><li> kernel: cgroups v1 releaseagent feature may allow privilege escalation (CVE-2022-0492)</li> 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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2022:4721?
The severity of RHSA-2022:4721 is high due to the potential for privilege escalation via the cgroups v1 release_agent feature.
How do I fix RHSA-2022:4721?
To fix RHSA-2022:4721, update the kpatch-patch package to one of the specified remedied versions listed in the advisory.
What does RHSA-2022:4721 address?
RHSA-2022:4721 addresses a vulnerability in the kernel that may allow privilege escalation through the cgroups v1 release_agent feature.
Which versions of kpatch-patch are affected by RHSA-2022:4721?
Multiple versions of kpatch-patch prior to the remedied versions indicated in RHSA-2022:4721 are affected.
What command should I use to check if my system is affected by RHSA-2022:4721?
You can check if your system is affected by running 'rpm -qa kpatch-patch' and comparing the installed version against those mentioned in RHSA-2022:4721.