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.Security Fix(es): kernel: fget: check that the fd still exists after getting a ref to it (CVE-2021-4083)
kernel: possible privileges escalation due to missing TLB flush (CVE-2022-0330)
kernel: cgroups v1 releaseagent feature may allow privilege escalation (CVE-2022-0492)
kernel: failing usercopy allows for use-after-free exploitation (CVE-2022-22942)
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.
The severity of RHSA-2022:0925 is categorized as important.
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How do I fix RHSA-2022:0925?
To fix RHSA-2022:0925, update the kpatch-patch package to the latest available version as specified in the advisory.
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What vulnerabilities does RHSA-2022:0925 address?
RHSA-2022:0925 addresses vulnerabilities related to improper file descriptor handling (CVE-2021-4083).
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Which systems are affected by RHSA-2022:0925?
RHSA-2022:0925 affects systems running specific versions of the kpatch-patch package on Red Hat Enterprise Linux 8.
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What is the purpose of the RHSA-2022:0925 kernel live patch?
The RHSA-2022:0925 kernel live patch is designed to modify the code of a running kernel to mitigate security vulnerabilities without requiring a reboot.
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