RedHat: RHSA-2022-1418:01 Important: kpatch-patch security update
Summary
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: fget: check that the fd still exists after getting a ref to it
(CVE-2021-4083)
* kernel: cgroups v1 release_agent feature may allow privilege escalation
(CVE-2022-0492)
* kernel: heap out of bounds write in nf_dup_netdev.c (CVE-2022-25636)
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.
Summary
Solution
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2021-4083 https://access.redhat.com/security/cve/CVE-2022-0492 https://access.redhat.com/security/cve/CVE-2022-25636 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux BaseOS EUS (v.8.4):
Source:
kpatch-patch-4_18_0-305-1-12.el8.src.rpm
kpatch-patch-4_18_0-305_10_2-1-9.el8_4.src.rpm
kpatch-patch-4_18_0-305_12_1-1-8.el8_4.src.rpm
kpatch-patch-4_18_0-305_17_1-1-7.el8_4.src.rpm
kpatch-patch-4_18_0-305_19_1-1-7.el8_4.src.rpm
kpatch-patch-4_18_0-305_25_1-1-6.el8_4.src.rpm
kpatch-patch-4_18_0-305_28_1-1-4.el8_4.src.rpm
kpatch-patch-4_18_0-305_30_1-1-4.el8_4.src.rpm
kpatch-patch-4_18_0-305_34_2-1-2.el8_4.src.rpm
kpatch-patch-4_18_0-305_3_1-1-11.el8_4.src.rpm
kpatch-patch-4_18_0-305_40_1-1-1.el8_4.src.rpm
kpatch-patch-4_18_0-305_40_2-1-1.el8_4.src.rpm
kpatch-patch-4_18_0-305_7_1-1-10.el8_4.src.rpm
ppc64le:
kpatch-patch-4_18_0-305-1-12.el8.ppc64le.rpm
kpatch-patch-4_18_0-305-debuginfo-1-12.el8.ppc64le.rpm
kpatch-patch-4_18_0-305-debugsource-1-12.el8.ppc64le.rpm
kpatch-patch-4_18_0-305_10_2-1-9.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_10_2-debuginfo-1-9.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_10_2-debugsource-1-9.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_12_1-1-8.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_12_1-debuginfo-1-8.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_12_1-debugsource-1-8.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_17_1-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_17_1-debuginfo-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_17_1-debugsource-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_19_1-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_19_1-debuginfo-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_19_1-debugsource-1-7.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_25_1-1-6.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_25_1-debuginfo-1-6.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_25_1-debugsource-1-6.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_28_1-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_28_1-debuginfo-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_28_1-debugsource-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_30_1-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_30_1-debuginfo-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_30_1-debugsource-1-4.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_34_2-1-2.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_34_2-debuginfo-1-2.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_34_2-debugsource-1-2.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_3_1-1-11.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_3_1-debuginfo-1-11.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_3_1-debugsource-1-11.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_1-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_1-debuginfo-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_1-debugsource-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_2-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_2-debuginfo-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_40_2-debugsource-1-1.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_7_1-1-10.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_7_1-debuginfo-1-10.el8_4.ppc64le.rpm
kpatch-patch-4_18_0-305_7_1-debugsource-1-10.el8_4.ppc64le.rpm
x86_64:
kpatch-patch-4_18_0-305-1-12.el8.x86_64.rpm
kpatch-patch-4_18_0-305-debuginfo-1-12.el8.x86_64.rpm
kpatch-patch-4_18_0-305-debugsource-1-12.el8.x86_64.rpm
kpatch-patch-4_18_0-305_10_2-1-9.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_10_2-debuginfo-1-9.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_10_2-debugsource-1-9.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_12_1-1-8.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_12_1-debuginfo-1-8.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_12_1-debugsource-1-8.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_17_1-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_17_1-debuginfo-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_17_1-debugsource-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_19_1-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_19_1-debuginfo-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_19_1-debugsource-1-7.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_25_1-1-6.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_25_1-debuginfo-1-6.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_25_1-debugsource-1-6.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_28_1-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_28_1-debuginfo-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_28_1-debugsource-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_30_1-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_30_1-debuginfo-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_30_1-debugsource-1-4.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_34_2-1-2.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_34_2-debuginfo-1-2.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_34_2-debugsource-1-2.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_3_1-1-11.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_3_1-debuginfo-1-11.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_3_1-debugsource-1-11.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_1-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_1-debuginfo-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_1-debugsource-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_2-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_2-debuginfo-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_40_2-debugsource-1-1.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_7_1-1-10.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_7_1-debuginfo-1-10.el8_4.x86_64.rpm
kpatch-patch-4_18_0-305_7_1-debugsource-1-10.el8_4.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update is now available for Red Hat Enterprise Linux 8.4 Extended UpdateSupport.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux BaseOS EUS (v.8.4) - ppc64le, x86_64
Bugs Fixed
2029923 - CVE-2021-4083 kernel: fget: check that the fd still exists after getting a ref to it
2051505 - CVE-2022-0492 kernel: cgroups v1 release_agent feature may allow privilege escalation
2056830 - CVE-2022-25636 kernel: heap out of bounds write in nf_dup_netdev.c