RHSA-2026:55444

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Source

https://access.redhat.com/errata/RHSA-2026:55444

Import Source

https://security.access.redhat.com/data/osv/RHSA-2026:55444.json

JSON Data

https://api.osv.dev/v1/vulns/RHSA-2026:55444

Upstream

CVE-2025-54518

CVE-2026-45984

Published

2026-08-18T10:20:58Z

Modified

2026-08-18T10:34:09.893948599Z

Severity

7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

Red Hat Security Advisory: kernel security update

Details

References

Affected packages

Red Hat:rhel_e4s:8.8::baseos

bpftool

Package

Name: bpftool
Purl: pkg:rpm/redhat/bpftool

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

bpftool-debuginfo

Package

Name: bpftool-debuginfo
Purl: pkg:rpm/redhat/bpftool-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel

Package

Name: kernel
Purl: pkg:rpm/redhat/kernel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-abi-stablelists

Package

Name: kernel-abi-stablelists
Purl: pkg:rpm/redhat/kernel-abi-stablelists

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-core

Package

Name: kernel-core
Purl: pkg:rpm/redhat/kernel-core

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug

Package

Name: kernel-debug
Purl: pkg:rpm/redhat/kernel-debug

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-core

Package

Name: kernel-debug-core
Purl: pkg:rpm/redhat/kernel-debug-core

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-debuginfo

Package

Name: kernel-debug-debuginfo
Purl: pkg:rpm/redhat/kernel-debug-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-devel

Package

Name: kernel-debug-devel
Purl: pkg:rpm/redhat/kernel-debug-devel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-modules

Package

Name: kernel-debug-modules
Purl: pkg:rpm/redhat/kernel-debug-modules

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-modules-extra

Package

Name: kernel-debug-modules-extra
Purl: pkg:rpm/redhat/kernel-debug-modules-extra

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debuginfo

Package

Name: kernel-debuginfo
Purl: pkg:rpm/redhat/kernel-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debuginfo-common-ppc64le

Package

Name: kernel-debuginfo-common-ppc64le
Purl: pkg:rpm/redhat/kernel-debuginfo-common-ppc64le

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debuginfo-common-x86_64

Package

Name: kernel-debuginfo-common-x86_64
Purl: pkg:rpm/redhat/kernel-debuginfo-common-x86_64

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-devel

Package

Name: kernel-devel
Purl: pkg:rpm/redhat/kernel-devel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-doc

Package

Name: kernel-doc
Purl: pkg:rpm/redhat/kernel-doc

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-modules

Package

Name: kernel-modules
Purl: pkg:rpm/redhat/kernel-modules

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-modules-extra

Package

Name: kernel-modules-extra
Purl: pkg:rpm/redhat/kernel-modules-extra

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools

Package

Name: kernel-tools
Purl: pkg:rpm/redhat/kernel-tools

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools-debuginfo

Package

Name: kernel-tools-debuginfo
Purl: pkg:rpm/redhat/kernel-tools-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools-libs

Package

Name: kernel-tools-libs
Purl: pkg:rpm/redhat/kernel-tools-libs

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

perf

Package

Name: perf
Purl: pkg:rpm/redhat/perf

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

perf-debuginfo

Package

Name: perf-debuginfo
Purl: pkg:rpm/redhat/perf-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

python3-perf

Package

Name: python3-perf
Purl: pkg:rpm/redhat/python3-perf

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

python3-perf-debuginfo

Package

Name: python3-perf-debuginfo
Purl: pkg:rpm/redhat/python3-perf-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

Red Hat:rhel_tus:8.8::baseos

bpftool

Package

Name: bpftool
Purl: pkg:rpm/redhat/bpftool

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

bpftool-debuginfo

Package

Name: bpftool-debuginfo
Purl: pkg:rpm/redhat/bpftool-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel

Package

Name: kernel
Purl: pkg:rpm/redhat/kernel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-abi-stablelists

Package

Name: kernel-abi-stablelists
Purl: pkg:rpm/redhat/kernel-abi-stablelists

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-core

Package

Name: kernel-core
Purl: pkg:rpm/redhat/kernel-core

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug

Package

Name: kernel-debug
Purl: pkg:rpm/redhat/kernel-debug

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-core

Package

Name: kernel-debug-core
Purl: pkg:rpm/redhat/kernel-debug-core

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-debuginfo

Package

Name: kernel-debug-debuginfo
Purl: pkg:rpm/redhat/kernel-debug-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-devel

Package

Name: kernel-debug-devel
Purl: pkg:rpm/redhat/kernel-debug-devel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-modules

Package

Name: kernel-debug-modules
Purl: pkg:rpm/redhat/kernel-debug-modules

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debug-modules-extra

Package

Name: kernel-debug-modules-extra
Purl: pkg:rpm/redhat/kernel-debug-modules-extra

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debuginfo

Package

Name: kernel-debuginfo
Purl: pkg:rpm/redhat/kernel-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-debuginfo-common-x86_64

Package

Name: kernel-debuginfo-common-x86_64
Purl: pkg:rpm/redhat/kernel-debuginfo-common-x86_64

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-devel

Package

Name: kernel-devel
Purl: pkg:rpm/redhat/kernel-devel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-doc

Package

Name: kernel-doc
Purl: pkg:rpm/redhat/kernel-doc

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-modules

Package

Name: kernel-modules
Purl: pkg:rpm/redhat/kernel-modules

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-modules-extra

Package

Name: kernel-modules-extra
Purl: pkg:rpm/redhat/kernel-modules-extra

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools

Package

Name: kernel-tools
Purl: pkg:rpm/redhat/kernel-tools

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools-debuginfo

Package

Name: kernel-tools-debuginfo
Purl: pkg:rpm/redhat/kernel-tools-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

kernel-tools-libs

Package

Name: kernel-tools-libs
Purl: pkg:rpm/redhat/kernel-tools-libs

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

perf

Package

Name: perf
Purl: pkg:rpm/redhat/perf

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

perf-debuginfo

Package

Name: perf-debuginfo
Purl: pkg:rpm/redhat/perf-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

python3-perf

Package

Name: python3-perf
Purl: pkg:rpm/redhat/python3-perf

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"

python3-perf-debuginfo

Package

Name: python3-perf-debuginfo
Purl: pkg:rpm/redhat/python3-perf-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:4.18.0-477.159.1.el8_8

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:55444.json"