-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2022:5216-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:5216 Issue date: 2022-06-28 CVE Names: CVE-2022-1966 ==================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server (v. 7) - ppc64le, x86_64 3. Description: 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-2022-1966) 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. 4. 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 5. Bugs fixed (https://bugzilla.redhat.com/): 2092427 - CVE-2022-1966 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root 6. Package List: Red Hat Enterprise Linux Server (v. 7): Source: kpatch-patch-3_10_0-1160_36_2-1-8.el7.src.rpm kpatch-patch-3_10_0-1160_41_1-1-7.el7.src.rpm kpatch-patch-3_10_0-1160_42_2-1-6.el7.src.rpm kpatch-patch-3_10_0-1160_45_1-1-5.el7.src.rpm kpatch-patch-3_10_0-1160_49_1-1-4.el7.src.rpm kpatch-patch-3_10_0-1160_53_1-1-4.el7.src.rpm kpatch-patch-3_10_0-1160_59_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1160_62_1-1-2.el7.src.rpm kpatch-patch-3_10_0-1160_66_1-1-1.el7.src.rpm ppc64le: kpatch-patch-3_10_0-1160_36_2-1-8.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_36_2-debuginfo-1-8.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_41_1-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_41_1-debuginfo-1-7.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_42_2-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_42_2-debuginfo-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_45_1-1-5.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_45_1-debuginfo-1-5.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_49_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_49_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_53_1-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_53_1-debuginfo-1-4.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_59_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_59_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_62_1-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_62_1-debuginfo-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_66_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-1160_66_1-debuginfo-1-1.el7.ppc64le.rpm x86_64: kpatch-patch-3_10_0-1160_36_2-1-8.el7.x86_64.rpm kpatch-patch-3_10_0-1160_36_2-debuginfo-1-8.el7.x86_64.rpm kpatch-patch-3_10_0-1160_41_1-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-1160_41_1-debuginfo-1-7.el7.x86_64.rpm kpatch-patch-3_10_0-1160_42_2-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-1160_42_2-debuginfo-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-1160_45_1-1-5.el7.x86_64.rpm kpatch-patch-3_10_0-1160_45_1-debuginfo-1-5.el7.x86_64.rpm kpatch-patch-3_10_0-1160_49_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1160_49_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1160_53_1-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1160_53_1-debuginfo-1-4.el7.x86_64.rpm kpatch-patch-3_10_0-1160_59_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1160_59_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1160_62_1-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-1160_62_1-debuginfo-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-1160_66_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-1160_66_1-debuginfo-1-1.el7.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/ 7. References: https://access.redhat.com/security/cve/CVE-2022-1966 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYrtJ+9zjgjWX9erEAQhH1BAAgC0RsYyTFSnjQlucm7BfGtWgqWacRSgg cf72edvgHRlO2a+e2AHqemR/EFBRW+jcUdv9cmDwnHyjmNG0rvE9z5VBM0iwaMrn AE77uPAAN3G10qGA6SRxSaW48nn0YOqc6SwmgHZVBuIFE4UMxrmvYgK3zhA4hAyd 1CXYqbTZYo4nXi98KDVtfS+dgEmWVUJlKdAtl/hxprVt/s6a9XGuu5mlZZUoASG1 95MXY5+K8sJW2fGZ7olZUJTJ1x80nd2bi9/y+qMSdGMWjjuzZTMAMv+k4cvJ24wj rFvpTStyhi/BkWiKtKhCfO9uefrOULR9Yhlwkmbog9I7zh+07dzLD/EjD9yON1QK S+TGTAAJQ3ROSOSf3XRCMA3svgzakQXFV/14Kbg2kjnWSuAGfUpBRC9+i7cwmXgI nAEEMcHRaNF/rcj/anF8P6Hg0yxPwmoArCrbTKhH5vHKxE5pNbZu0EBQ4939nrz2 3TpU1o+zR4nOrYJUHDT09mITNrb4k5lbDI0WihXYcZhGOGowrdaqt0guklZ1PRF2 p0hSjxtB4inzZSzSblpgu9mX9jXZ5Zyt4KqwlH9L4c2qTWyPOMZHttHhiKZ2Fp6S rG7Tsa6RiBJyF7LpzKx2bSKuq6WWdXtWyZCM6tCenaomS7NYXkVOziTryW5B+qaS IMY/z0Gq2Jc=Q6YQ -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. 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For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
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-2022-1966)
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.
https://access.redhat.com/security/cve/CVE-2022-1966 https://access.redhat.com/security/updates/classification/#important
Red Hat Enterprise Linux Server (v. 7):
Source:
kpatch-patch-3_10_0-1160_36_2-1-8.el7.src.rpm
kpatch-patch-3_10_0-1160_41_1-1-7.el7.src.rpm
kpatch-patch-3_10_0-1160_42_2-1-6.el7.src.rpm
kpatch-patch-3_10_0-1160_45_1-1-5.el7.src.rpm
kpatch-patch-3_10_0-1160_49_1-1-4.el7.src.rpm
kpatch-patch-3_10_0-1160_53_1-1-4.el7.src.rpm
kpatch-patch-3_10_0-1160_59_1-1-3.el7.src.rpm
kpatch-patch-3_10_0-1160_62_1-1-2.el7.src.rpm
kpatch-patch-3_10_0-1160_66_1-1-1.el7.src.rpm
ppc64le:
kpatch-patch-3_10_0-1160_36_2-1-8.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_36_2-debuginfo-1-8.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_41_1-1-7.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_41_1-debuginfo-1-7.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_42_2-1-6.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_42_2-debuginfo-1-6.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_45_1-1-5.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_45_1-debuginfo-1-5.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_49_1-1-4.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_49_1-debuginfo-1-4.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_53_1-1-4.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_53_1-debuginfo-1-4.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_59_1-1-3.el7.ppc64le.rpm
kpatch-patch-3_10_0-1160_59_1-debuginfo-1-3.el7.ppc64le.rpm
Read the Full Advisory
An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.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.
Red Hat Enterprise Linux Server (v. 7) - ppc64le, x86_64
2092427 - CVE-2022-1966 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
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