RHSA-2022:0849: Security update for 4 packages

RHSA-2022:0849, released March 14, 2022, fixes 6 CVEs across 4 products. 2 of them are being exploited (CVE-2022-0492); 2 on CISA KEV. Patch Radar priority: Patch now.

Patch now2 on CISA KEV

CVEs closed

None rated Critical

Exploited

CVE-2022-0492

Highest CVSS

8.8

Base score, 0 to 10

Highest EPSS

0.6777

99th percentile

Priority of the 6 CVEs

Patch now 2
                                Urgent 0
                                High 4
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kpatch-patch-4_18_0-348	RHEL 8	0:1-3.el8
kpatch-patch-4_18_0-348_12_2	RHEL 8	0:1-1.el8_5
kpatch-patch-4_18_0-348_2_1	RHEL 8	0:1-2.el8_5
kpatch-patch-4_18_0-348_7_1	RHEL 8	0:1-2.el8_5

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2022-0492	kernel-tools-libs-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.0553	KEVExploited
Patch now	CVE-2021-0920	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.0087	KEVExploited
High	CVE-2022-0435	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.6777	None reported
High	CVE-2022-22942	kernel-doc: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.0256	None reported
High	CVE-2021-4154	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.0122	None reported
High	CVE-2022-0330	kernel-tools-libs-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	8.8	0.0038	None reported

Also fixes CVE-2022-0492

ALAS2023-2023-070
bpftool, bpftool-debuginfo, kernel and 16 more on amzn 2023
ELSA-2022-0825
bpftool, kernel, kernel-abi-stablelists and 17 more on ol 8
ALSA-2022:0825
kernel-tools-libs-devel on almalinux 8
RLSA-2022:0825
kernel on rocky 8
RHSA-2022:0825
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8
RLSA-2022:0819
kernel-rt on rocky 8
RHSA-2022:0819
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8
ELSA-2022-9245
kernel-uek-container, kernel-uek-container-debug on ol 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2022:0849

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