RHSA-2020:2203: 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: use-after-free in blkaddtrace in kernel/trace/blktrace.c (CVE-2019-19768)</li> <li> Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711)</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-2020:2203?
The severity of RHSA-2020:2203 is classified as important.
How do I fix RHSA-2020:2203?
To fix RHSA-2020:2203, you should update to the latest kpatch-patch version specified in the advisory.
Which kernel vulnerability is addressed in RHSA-2020:2203?
RHSA-2020:2203 addresses a use-after-free vulnerability in __blk_add_trace in kernel/trace/blktrace.c (CVE-2019-19768).
What versions of kpatch-patch are affected by RHSA-2020:2203?
RHSA-2020:2203 affects several versions of kpatch-patch including 4_18_0-147-1-13.el8 and its variants.
Is there a known workaround for RHSA-2020:2203?
There are no specific workarounds available for RHSA-2020:2203, and it is recommended to apply the updates.