First published: Fri Dec 02 2022(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)</li> 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.<br>Bug Fix(es):<br><li> RHEL8.6: Backport upstream migrate_disable for PREEMPT_RT support (BZ#2140304)</li>
Affected Software | Affected Version | How to fix |
---|---|---|
redhat/kernel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-abi-stablelists | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-cross-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-doc | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-libs | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-cross-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debuginfo-common-s390x | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-zfcpdump-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-cross-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-core | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debug-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-debuginfo-common-ppc64le | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-headers | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-modules-extra | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-libs | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/python3-perf-debuginfo | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/bpftool | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/bpftool-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-core | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-cross-headers | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug-core | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug-devel | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug-modules | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debug-modules-extra | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-debuginfo-common-aarch64 | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-devel | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-headers | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-modules | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-modules-extra | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-tools | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-tools-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-tools-libs | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/perf | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/perf-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/python3-perf | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/python3-perf-debuginfo | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
redhat/kernel-tools-libs-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-libs-devel | <4.18.0-305.72.1.el8_4 | 4.18.0-305.72.1.el8_4 |
redhat/kernel-tools-libs-devel | <4.18.0-305.72.1.el8_4.aa | 4.18.0-305.72.1.el8_4.aa |
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The severity of RHSA-2022:8767 is classified as important due to the potential impact of the vulnerability on system security.
To fix RHSA-2022:8767, update your kernel and related packages to version 4.18.0-305.72.1.el8_4 or later.
The vulnerability identified in RHSA-2022:8767 is an integer underflow in openvswitch that can lead to an out-of-bounds write.
Yes, it is recommended to upgrade to kernel version 4.18.0-305.72.1.el8_4 or higher to mitigate the vulnerability described in RHSA-2022:8767.
RHSA-2022:8767 affects several components including kernel, bpftool, and kernel-debug modules.