Security Advisories›RHSA-2021:4773

RHSA-2021:4773 — Security Advisory

Red Hat Security Advisory: kpatch-patch security update

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Severity

Important

Red Hat Product Security

RHEL 7

Products

Official CSAF product identity

Published · November 23, 2021

Updated · August 7, 2026

Topic

An update is now available for Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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 drivers/infiniband/core/ucma.c ctx use-after-free (CVE-2020-36385)

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.

Related CVEs