RHSA-2022:1535: 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.Security Fix(es): kernel: use-after-free in RDMA listen() (CVE-2021-4028) kernel: heap out of bounds write in nfdupnetdev.c (CVE-2022-25636) 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-2022:1535?
The severity of RHSA-2022:1535 is rated as important.
How do I fix RHSA-2022:1535?
To fix RHSA-2022:1535, update the affected kpatch-patch packages to the latest recommended versions provided by Red Hat.
What vulnerabilities are addressed in RHSA-2022:1535?
RHSA-2022:1535 addresses a use-after-free vulnerability in RDMA listen() and a heap out of bounds write in nf_dup_netdev.c.
Which versions of kpatch-patch are affected by RHSA-2022:1535?
Versions of kpatch-patch prior to 4_18_0-348-1-4.el8 are affected by RHSA-2022:1535.
Is RHSA-2022:1535 applicable for all architectures?
RHSA-2022:1535 is applicable primarily for x86_64 and ppc64le architectures.