RHSA-2021:4774: Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after-free (CVE-2020-36385)</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 security issue is addressed in RHSA-2021:4774?
RHSA-2021:4774 addresses a use-after-free vulnerability in the Linux kernel found in drivers/infiniband/core/ucma.c that is identified as CVE-2020-36385.
What is the severity of RHSA-2021:4774?
The severity of RHSA-2021:4774 is categorized as important, as it may allow an attacker to cause a denial of service or potentially execute arbitrary code.
How do I fix RHSA-2021:4774?
To fix RHSA-2021:4774, upgrade the affected kernel packages to version 3.10.0-327.102.1.el7 or later.
Which packages are affected by RHSA-2021:4774?
The affected packages include various kernel related packages such as kernel, kernel-debug, kernel-devel, and kernel-tools.
What should I do if I cannot upgrade to the fixed version for RHSA-2021:4774?
If you cannot upgrade to the fixed version for RHSA-2021:4774, consider applying mitigations or workarounds as outlined in the security advisory.