RHSA-2022:5641: 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.Security Fix(es): kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250) 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
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_10_2-1-11.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_12_1-1-10.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_17_1-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_19_1-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_25_1-1-8.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_30_1-1-6.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_34_2-1-4.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_1-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_2-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_45_1-1-2.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_49_1-1-1.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_10_2-debuginfo-1-11.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_10_2-debugsource-1-11.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_12_1-debuginfo-1-10.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_12_1-debugsource-1-10.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_17_1-debuginfo-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_17_1-debugsource-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_19_1-debuginfo-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_19_1-debugsource-1-9.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_25_1-debuginfo-1-8.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_25_1-debugsource-1-8.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_30_1-debuginfo-1-6.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_30_1-debugsource-1-6.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_34_2-debuginfo-1-4.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_34_2-debugsource-1-4.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_1-debuginfo-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_1-debugsource-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_2-debuginfo-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_40_2-debugsource-1-3.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_45_1-debuginfo-1-2.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_45_1-debugsource-1-2.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_49_1-debuginfo-1-1.el8_4 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-305_49_1-debugsource-1-1.el8_4
Event History
Frequently Asked Questions
What is the severity of RHSA-2022:5641?
The severity of RHSA-2022:5641 is classified as important.
What vulnerability is addressed in RHSA-2022:5641?
RHSA-2022:5641 addresses a use-after-free write vulnerability in the netfilter subsystem (CVE-2022-32250) that can lead to privilege escalation.
How do I fix RHSA-2022:5641?
You can fix RHSA-2022:5641 by upgrading to the patched version of the kpatch-patch package appropriate for your system.
What systems are affected by RHSA-2022:5641?
Systems that are running unpatched versions of the kpatch-patch package are affected by RHSA-2022:5641.
Is there reliable documentation for RHSA-2022:5641?
Yes, detailed information about RHSA-2022:5641 can be found in the associated security advisory from Red Hat.