RHSA-2023:4789: Important: kernel security, bug fix, and enhancement update
First published: Tue Aug 29 2023(Updated: )
Important: kernel security, bug fix, and enhancement update
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-abi-stablelists | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-cross-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-doc | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-libs | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-cross-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debuginfo-common-s390x | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-zfcpdump-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-cross-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-core | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debug-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-debuginfo-common-ppc64le | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-headers | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-modules-extra | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-libs | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/python3-perf-debuginfo | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/bpftool | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/bpftool-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-core | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-cross-headers | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug-core | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug-devel | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug-modules | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debug-modules-extra | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-debuginfo-common-aarch64 | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-devel | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-headers | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-modules | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-modules-extra | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-tools | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-tools-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-tools-libs | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/perf | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/perf-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/python3-perf | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/python3-perf-debuginfo | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| redhat/kernel-tools-libs-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-libs-devel | <4.18.0-372.70.1.el8_6 | 4.18.0-372.70.1.el8_6 |
| redhat/kernel-tools-libs-devel | <4.18.0-372.70.1.el8_6.aa | 4.18.0-372.70.1.el8_6.aa |
| Red Hat Enterprise Linux for ARM64 EUS | ||
| Red Hat Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support | ||
| Red Hat Virtualization Host EUS | ||
| Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support | ||
| Red Hat Enterprise Linux Server | ||
| Red Hat Enterprise Linux for IBM z Systems | ||
| Red Hat Enterprise Linux for SAP Solutions | ||
| Red Hat Enterprise Linux Server | ||
| Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support | ||
| Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support |
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Reference Links
- https://access.redhat.com/errata/RHSA-2023:4789 (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=2108696
- https://bugzilla.redhat.com/show_bug.cgi?id=2147364
- https://bugzilla.redhat.com/show_bug.cgi?id=2179000
- https://bugzilla.redhat.com/show_bug.cgi?id=2181891
- https://bugzilla.redhat.com/show_bug.cgi?id=2187308
- https://bugzilla.redhat.com/show_bug.cgi?id=2187439
- https://bugzilla.redhat.com/show_bug.cgi?id=2188470
- https://bugzilla.redhat.com/show_bug.cgi?id=2213260
- https://bugzilla.redhat.com/show_bug.cgi?id=2215768
- https://bugzilla.redhat.com/show_bug.cgi?id=2217845
- https://access.redhat.com/security/updates/classification/#important
Frequently Asked Questions
What is the severity of RHSA-2023:4789?
RHSA-2023:4789 is classified as an important security update addressing vulnerabilities in the Linux kernel.
How do I fix RHSA-2023:4789?
To address RHSA-2023:4789, update the kernel packages to version 4.18.0-372.70.1.el8_6 or later.
What vulnerabilities are addressed in RHSA-2023:4789?
RHSA-2023:4789 addresses a use-after-free vulnerability in l2cap_connect and l2cap_le_connect_req in the Bluetooth subsystem.
Which systems are affected by RHSA-2023:4789?
Affected systems include various Red Hat Enterprise Linux products and their Extended Update Support variants.
What are the recommended actions for users of affected systems from RHSA-2023:4789?
Users of affected systems should promptly apply the kernel updates listed in RHSA-2023:4789 to mitigate potential security risks.
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