Headline
RHSA-2022:5804: Red Hat Security Advisory: kpatch-patch security update
An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
Related CVEs:
- CVE-2022-32250: kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
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Issued:
2022-08-02
Updated:
2022-08-02
RHSA-2022:5804 - Security Advisory
- Overview
- Updated Packages
Synopsis
Important: kpatch-patch security update
Type/Severity
Security Advisory: Important
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
View affected systems
Topic
An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions.
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.
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-2022-32250)
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 Products
- Red Hat Enterprise Linux Server - AUS 7.6 x86_64
- Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6 ppc64le
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6 x86_64
Fixes
- BZ - 2092427 - CVE-2022-32250 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
Red Hat Enterprise Linux Server - AUS 7.6
SRPM
kpatch-patch-3_10_0-957_80_1-1-6.el7.src.rpm
SHA-256: 8ccce213b8154f585c63adefe73f5185d63b536467a1d5925224a849ae323124
kpatch-patch-3_10_0-957_84_1-1-5.el7.src.rpm
SHA-256: d6e2bf4c0b5d3d3871b69fae418b60011676cce27437ff053bc9a27a5f99b0a8
kpatch-patch-3_10_0-957_88_1-1-3.el7.src.rpm
SHA-256: 37e39dc626e4478f22e7edf295c039537b564c54400a5255b0ced46bfd8dccb9
kpatch-patch-3_10_0-957_92_1-1-2.el7.src.rpm
SHA-256: 7d0768907ec6ecdd063edfd016f99232701477f462c48d639a997bcd59363fd8
kpatch-patch-3_10_0-957_94_1-1-1.el7.src.rpm
SHA-256: 3b4636145ffb3cedf8a13dd1ad43dd452538f0cce87aece2b6a5f11f957e1043
x86_64
kpatch-patch-3_10_0-957_80_1-1-6.el7.x86_64.rpm
SHA-256: 72035f7d2cc4191795ab159efaaca206d08e44ba462d5b961a89cce2bf0a408b
kpatch-patch-3_10_0-957_80_1-debuginfo-1-6.el7.x86_64.rpm
SHA-256: 9c2a641b999520c4c4a5c0c95070cb0171833c57188d46d298d613a54e60b29c
kpatch-patch-3_10_0-957_84_1-1-5.el7.x86_64.rpm
SHA-256: 9b9e42ea0dbc00aacbcec8c1acf1d2d6d3cbd0710a8e52dcf4a658c0bdf18bba
kpatch-patch-3_10_0-957_84_1-debuginfo-1-5.el7.x86_64.rpm
SHA-256: a75fcc880f3082bcc3e2dff7d4d444dbe4e36fbb011b7d5f2c3a8c31fc33938b
kpatch-patch-3_10_0-957_88_1-1-3.el7.x86_64.rpm
SHA-256: a0bb15525d0687a7370244a856b78ff39cf173424f97463297a4d92e1d1e67ce
kpatch-patch-3_10_0-957_88_1-debuginfo-1-3.el7.x86_64.rpm
SHA-256: 78cf6b0649b5398c80b2a5ea216efc27d713a50cf3ab09ea28ea4c00f37b6370
kpatch-patch-3_10_0-957_92_1-1-2.el7.x86_64.rpm
SHA-256: dd75d2b1e174286c8dd10443ea84697cff71fbc47505e759784bf6ccbd793237
kpatch-patch-3_10_0-957_92_1-debuginfo-1-2.el7.x86_64.rpm
SHA-256: fd8a6dfce969f74a76fffd8527d530b7b2f30134c6a48848dcb9f487efb18ff5
kpatch-patch-3_10_0-957_94_1-1-1.el7.x86_64.rpm
SHA-256: 6168a48d04ced093c120f0bca0c934034cbeadc88179efa80826c99f628b1070
kpatch-patch-3_10_0-957_94_1-debuginfo-1-1.el7.x86_64.rpm
SHA-256: f3ec84b5f7a4a27494095c7dcf908560633759176f344ae8670130ec01918356
Red Hat Enterprise Linux Server - TUS 7.6
SRPM
kpatch-patch-3_10_0-957_80_1-1-6.el7.src.rpm
SHA-256: 8ccce213b8154f585c63adefe73f5185d63b536467a1d5925224a849ae323124
kpatch-patch-3_10_0-957_84_1-1-5.el7.src.rpm
SHA-256: d6e2bf4c0b5d3d3871b69fae418b60011676cce27437ff053bc9a27a5f99b0a8
kpatch-patch-3_10_0-957_88_1-1-3.el7.src.rpm
SHA-256: 37e39dc626e4478f22e7edf295c039537b564c54400a5255b0ced46bfd8dccb9
kpatch-patch-3_10_0-957_92_1-1-2.el7.src.rpm
SHA-256: 7d0768907ec6ecdd063edfd016f99232701477f462c48d639a997bcd59363fd8
kpatch-patch-3_10_0-957_94_1-1-1.el7.src.rpm
SHA-256: 3b4636145ffb3cedf8a13dd1ad43dd452538f0cce87aece2b6a5f11f957e1043
x86_64
kpatch-patch-3_10_0-957_80_1-debuginfo-1-6.el7.x86_64.rpm
SHA-256: 9c2a641b999520c4c4a5c0c95070cb0171833c57188d46d298d613a54e60b29c
kpatch-patch-3_10_0-957_84_1-debuginfo-1-5.el7.x86_64.rpm
SHA-256: a75fcc880f3082bcc3e2dff7d4d444dbe4e36fbb011b7d5f2c3a8c31fc33938b
kpatch-patch-3_10_0-957_88_1-debuginfo-1-3.el7.x86_64.rpm
SHA-256: 78cf6b0649b5398c80b2a5ea216efc27d713a50cf3ab09ea28ea4c00f37b6370
kpatch-patch-3_10_0-957_92_1-debuginfo-1-2.el7.x86_64.rpm
SHA-256: fd8a6dfce969f74a76fffd8527d530b7b2f30134c6a48848dcb9f487efb18ff5
kpatch-patch-3_10_0-957_94_1-debuginfo-1-1.el7.x86_64.rpm
SHA-256: f3ec84b5f7a4a27494095c7dcf908560633759176f344ae8670130ec01918356
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6
SRPM
kpatch-patch-3_10_0-957_80_1-1-6.el7.src.rpm
SHA-256: 8ccce213b8154f585c63adefe73f5185d63b536467a1d5925224a849ae323124
kpatch-patch-3_10_0-957_84_1-1-5.el7.src.rpm
SHA-256: d6e2bf4c0b5d3d3871b69fae418b60011676cce27437ff053bc9a27a5f99b0a8
kpatch-patch-3_10_0-957_88_1-1-3.el7.src.rpm
SHA-256: 37e39dc626e4478f22e7edf295c039537b564c54400a5255b0ced46bfd8dccb9
kpatch-patch-3_10_0-957_92_1-1-2.el7.src.rpm
SHA-256: 7d0768907ec6ecdd063edfd016f99232701477f462c48d639a997bcd59363fd8
kpatch-patch-3_10_0-957_94_1-1-1.el7.src.rpm
SHA-256: 3b4636145ffb3cedf8a13dd1ad43dd452538f0cce87aece2b6a5f11f957e1043
ppc64le
kpatch-patch-3_10_0-957_80_1-1-6.el7.ppc64le.rpm
SHA-256: a3e5013f3cd4dc4a45b03ca0e762a76e3e1bf8b4405a0cf9d46899a61f4620c5
kpatch-patch-3_10_0-957_80_1-debuginfo-1-6.el7.ppc64le.rpm
SHA-256: 439eb57cf258f89fdad13234c0a8d3fb3b76e74e4e2e65c21ef78dc4c7fd52ec
kpatch-patch-3_10_0-957_84_1-1-5.el7.ppc64le.rpm
SHA-256: badadb795834a207de8376b7feffe0d8814851b2e261fbf3056b822387f0bfac
kpatch-patch-3_10_0-957_84_1-debuginfo-1-5.el7.ppc64le.rpm
SHA-256: 10dfabd850013abe5968d5225e4f30633b7b18a1842ac1d4f3736833e140e351
kpatch-patch-3_10_0-957_88_1-1-3.el7.ppc64le.rpm
SHA-256: ca385b05efdc52af022bca4723e5efb8ded103167362a59e992902e7fcffa4e1
kpatch-patch-3_10_0-957_88_1-debuginfo-1-3.el7.ppc64le.rpm
SHA-256: e5029a8475af3b02ffe82f1588b37736f402e0e01c5bccbad299dfefa70cf5f9
kpatch-patch-3_10_0-957_92_1-1-2.el7.ppc64le.rpm
SHA-256: 694e6fa9e9be79aa3fd3fcbde4b36b610f034bf19d3bebae6f72bc5c1ce9b667
kpatch-patch-3_10_0-957_92_1-debuginfo-1-2.el7.ppc64le.rpm
SHA-256: 4266a0b059ea68eec87be774dd70c36dcf9fed5da4780b0018e67da4d713fb9f
kpatch-patch-3_10_0-957_94_1-1-1.el7.ppc64le.rpm
SHA-256: cb68273bfad7ada43024ea27b7403e2ea472e7fc2f5f0930ab170dc040ccec69
kpatch-patch-3_10_0-957_94_1-debuginfo-1-1.el7.ppc64le.rpm
SHA-256: dfd8cbad0f749d17404d6405437adc6c67ceb47bef3df6019f970474c1dbbc9f
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6
SRPM
kpatch-patch-3_10_0-957_80_1-1-6.el7.src.rpm
SHA-256: 8ccce213b8154f585c63adefe73f5185d63b536467a1d5925224a849ae323124
kpatch-patch-3_10_0-957_84_1-1-5.el7.src.rpm
SHA-256: d6e2bf4c0b5d3d3871b69fae418b60011676cce27437ff053bc9a27a5f99b0a8
kpatch-patch-3_10_0-957_88_1-1-3.el7.src.rpm
SHA-256: 37e39dc626e4478f22e7edf295c039537b564c54400a5255b0ced46bfd8dccb9
kpatch-patch-3_10_0-957_92_1-1-2.el7.src.rpm
SHA-256: 7d0768907ec6ecdd063edfd016f99232701477f462c48d639a997bcd59363fd8
kpatch-patch-3_10_0-957_94_1-1-1.el7.src.rpm
SHA-256: 3b4636145ffb3cedf8a13dd1ad43dd452538f0cce87aece2b6a5f11f957e1043
x86_64
kpatch-patch-3_10_0-957_80_1-1-6.el7.x86_64.rpm
SHA-256: 72035f7d2cc4191795ab159efaaca206d08e44ba462d5b961a89cce2bf0a408b
kpatch-patch-3_10_0-957_80_1-debuginfo-1-6.el7.x86_64.rpm
SHA-256: 9c2a641b999520c4c4a5c0c95070cb0171833c57188d46d298d613a54e60b29c
kpatch-patch-3_10_0-957_84_1-1-5.el7.x86_64.rpm
SHA-256: 9b9e42ea0dbc00aacbcec8c1acf1d2d6d3cbd0710a8e52dcf4a658c0bdf18bba
kpatch-patch-3_10_0-957_84_1-debuginfo-1-5.el7.x86_64.rpm
SHA-256: a75fcc880f3082bcc3e2dff7d4d444dbe4e36fbb011b7d5f2c3a8c31fc33938b
kpatch-patch-3_10_0-957_88_1-1-3.el7.x86_64.rpm
SHA-256: a0bb15525d0687a7370244a856b78ff39cf173424f97463297a4d92e1d1e67ce
kpatch-patch-3_10_0-957_88_1-debuginfo-1-3.el7.x86_64.rpm
SHA-256: 78cf6b0649b5398c80b2a5ea216efc27d713a50cf3ab09ea28ea4c00f37b6370
kpatch-patch-3_10_0-957_92_1-1-2.el7.x86_64.rpm
SHA-256: dd75d2b1e174286c8dd10443ea84697cff71fbc47505e759784bf6ccbd793237
kpatch-patch-3_10_0-957_92_1-debuginfo-1-2.el7.x86_64.rpm
SHA-256: fd8a6dfce969f74a76fffd8527d530b7b2f30134c6a48848dcb9f487efb18ff5
kpatch-patch-3_10_0-957_94_1-1-1.el7.x86_64.rpm
SHA-256: 6168a48d04ced093c120f0bca0c934034cbeadc88179efa80826c99f628b1070
kpatch-patch-3_10_0-957_94_1-debuginfo-1-1.el7.x86_64.rpm
SHA-256: f3ec84b5f7a4a27494095c7dcf908560633759176f344ae8670130ec01918356
The Red Hat security contact is [email protected]. More contact details at https://access.redhat.com/security/team/contact/.
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Red Hat Security Advisory 2022-5626-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include information leakage, memory leak, privilege escalation, and use-after-free vulnerabilities.
Red Hat Security Advisory 2022-5636-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include information leakage, privilege escalation, and use-after-free vulnerabilities.
An update for kernel is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2020-29368: kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check * CVE-2021-4197: kernel: cgroup: Use open-time creds and namespace for migration perm checks * CVE-2021-4203: kernel: Race condition in races in sk_peer_pid and sk_peer_cred accesses * CVE-2022-1...
An update is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-32250: kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
An update is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-32250: kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
An update for kernel is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-1012: kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak * CVE-2022-1729: kernel: race condition in perf_event_open leads to privilege escalation * CVE-2022-32250: kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.