RHSA-2021:4645: kpatch-patch-4_18_0-348 security update

RHSA-2021:4645, released November 15, 2021, fixes 1 CVE in kpatch-patch-4_18_0-348 (version 0:1-1.el8). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.5785

99th percentile

Fixed package versions

Product	Release	Fixed in
kpatch-patch-4_18_0-348	RHEL 8	0:1-1.el8

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2021-43267	kpatch-patch-4_18_0-348: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of...	9.8	0.5785	None reported

Also fixes CVE-2021-43267

ELSA-2021-4647
bpftool, kernel, kernel-abi-stablelists and 17 more on ol 8
ALSA-2021:4647
kernel-tools-libs-devel on almalinux 8
RLSA-2021:4647
kernel on rocky 8
RLSA-2021:4646
kernel-rt on rocky 8
RHSA-2021:4646
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8
RHSA-2021:4647
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:4645

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