RHSA-2026:26535

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Source
https://access.redhat.com/errata/RHSA-2026:26535
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:26535.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:26535
Upstream
Published
2026-06-18T10:09:49Z
Modified
2026-06-22T10:06:07Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
Details
References

Affected packages

Red Hat:rhel_aus:8.4::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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.json"
Red Hat:rhel_eus_long_life:8.4::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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.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
0:4.18.0-305.194.1.el8_4

Database specific

source 
"https://security.access.redhat.com/data/osv/RHSA-2026:26535.json"