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RHSA-2026:26428
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Source
https://access.redhat.com/errata/RHSA-2026:26428
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:26428.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:26428
Upstream
CVE-2026-31669
CVE-2026-31786
CVE-2026-31787
CVE-2026-43110
CVE-2026-43329
CVE-2026-46056
CVE-2026-46125
CVE-2026-46152
Published
2026-06-17T10:08:51Z
Modified
2026-06-22T10:06:01Z
Severity
7.5 (High)
CVSS_V3 - CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: kernel-rt security update
Details
References
https://access.redhat.com/errata/RHSA-2026:26428
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2461503
https://bugzilla.redhat.com/show_bug.cgi?id=2464092
https://bugzilla.redhat.com/show_bug.cgi?id=2464096
https://bugzilla.redhat.com/show_bug.cgi?id=2467014
https://bugzilla.redhat.com/show_bug.cgi?id=2468124
https://bugzilla.redhat.com/show_bug.cgi?id=2482181
https://bugzilla.redhat.com/show_bug.cgi?id=2482563
https://bugzilla.redhat.com/show_bug.cgi?id=2482608
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_26428.json
https://access.redhat.com/security/cve/CVE-2026-31669
https://www.cve.org/CVERecord?id=CVE-2026-31669
https://nvd.nist.gov/vuln/detail/CVE-2026-31669
https://lore.kernel.org/linux-cve-announce/2026042406-CVE-2026-31669-0e0d@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-31786
https://www.cve.org/CVERecord?id=CVE-2026-31786
https://nvd.nist.gov/vuln/detail/CVE-2026-31786
https://lore.kernel.org/linux-cve-announce/2026043031-CVE-2026-31786-826a@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-31787
https://www.cve.org/CVERecord?id=CVE-2026-31787
https://nvd.nist.gov/vuln/detail/CVE-2026-31787
https://lore.kernel.org/linux-cve-announce/2026043034-CVE-2026-31787-f6cc@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-43110
https://www.cve.org/CVERecord?id=CVE-2026-43110
https://nvd.nist.gov/vuln/detail/CVE-2026-43110
https://lore.kernel.org/linux-cve-announce/2026050624-CVE-2026-43110-7309@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-43329
https://www.cve.org/CVERecord?id=CVE-2026-43329
https://nvd.nist.gov/vuln/detail/CVE-2026-43329
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-43329.mbox
https://access.redhat.com/security/cve/CVE-2026-46056
https://www.cve.org/CVERecord?id=CVE-2026-46056
https://nvd.nist.gov/vuln/detail/CVE-2026-46056
https://lore.kernel.org/linux-cve-announce/2026052754-CVE-2026-46056-0ff1@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-46125
https://www.cve.org/CVERecord?id=CVE-2026-46125
https://nvd.nist.gov/vuln/detail/CVE-2026-46125
https://lore.kernel.org/linux-cve-announce/2026052816-CVE-2026-46125-b5d0@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-46152
https://www.cve.org/CVERecord?id=CVE-2026-46152
https://nvd.nist.gov/vuln/detail/CVE-2026-46152
https://lore.kernel.org/linux-cve-announce/2026052822-CVE-2026-46152-ec8a@gregkh/T
Affected packages
Red Hat:enterprise_linux:8::nfv
kernel-rt
Package
Name
kernel-rt
Purl
pkg:rpm/redhat/kernel-rt
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-core
Package
Name
kernel-rt-core
Purl
pkg:rpm/redhat/kernel-rt-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug
Package
Name
kernel-rt-debug
Purl
pkg:rpm/redhat/kernel-rt-debug
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-core
Package
Name
kernel-rt-debug-core
Purl
pkg:rpm/redhat/kernel-rt-debug-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-debuginfo
Package
Name
kernel-rt-debug-debuginfo
Purl
pkg:rpm/redhat/kernel-rt-debug-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-devel
Package
Name
kernel-rt-debug-devel
Purl
pkg:rpm/redhat/kernel-rt-debug-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-kvm
Package
Name
kernel-rt-debug-kvm
Purl
pkg:rpm/redhat/kernel-rt-debug-kvm
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-modules
Package
Name
kernel-rt-debug-modules
Purl
pkg:rpm/redhat/kernel-rt-debug-modules
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-modules-extra
Package
Name
kernel-rt-debug-modules-extra
Purl
pkg:rpm/redhat/kernel-rt-debug-modules-extra
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debuginfo
Package
Name
kernel-rt-debuginfo
Purl
pkg:rpm/redhat/kernel-rt-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debuginfo-common-x86_64
Package
Name
kernel-rt-debuginfo-common-x86_64
Purl
pkg:rpm/redhat/kernel-rt-debuginfo-common-x86_64
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-devel
Package
Name
kernel-rt-devel
Purl
pkg:rpm/redhat/kernel-rt-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-kvm
Package
Name
kernel-rt-kvm
Purl
pkg:rpm/redhat/kernel-rt-kvm
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-modules
Package
Name
kernel-rt-modules
Purl
pkg:rpm/redhat/kernel-rt-modules
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-modules-extra
Package
Name
kernel-rt-modules-extra
Purl
pkg:rpm/redhat/kernel-rt-modules-extra
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
Red Hat:enterprise_linux:8::realtime
kernel-rt
Package
Name
kernel-rt
Purl
pkg:rpm/redhat/kernel-rt
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-core
Package
Name
kernel-rt-core
Purl
pkg:rpm/redhat/kernel-rt-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug
Package
Name
kernel-rt-debug
Purl
pkg:rpm/redhat/kernel-rt-debug
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-core
Package
Name
kernel-rt-debug-core
Purl
pkg:rpm/redhat/kernel-rt-debug-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-debuginfo
Package
Name
kernel-rt-debug-debuginfo
Purl
pkg:rpm/redhat/kernel-rt-debug-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-devel
Package
Name
kernel-rt-debug-devel
Purl
pkg:rpm/redhat/kernel-rt-debug-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-kvm
Package
Name
kernel-rt-debug-kvm
Purl
pkg:rpm/redhat/kernel-rt-debug-kvm
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-modules
Package
Name
kernel-rt-debug-modules
Purl
pkg:rpm/redhat/kernel-rt-debug-modules
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debug-modules-extra
Package
Name
kernel-rt-debug-modules-extra
Purl
pkg:rpm/redhat/kernel-rt-debug-modules-extra
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debuginfo
Package
Name
kernel-rt-debuginfo
Purl
pkg:rpm/redhat/kernel-rt-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-debuginfo-common-x86_64
Package
Name
kernel-rt-debuginfo-common-x86_64
Purl
pkg:rpm/redhat/kernel-rt-debuginfo-common-x86_64
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-devel
Package
Name
kernel-rt-devel
Purl
pkg:rpm/redhat/kernel-rt-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-kvm
Package
Name
kernel-rt-kvm
Purl
pkg:rpm/redhat/kernel-rt-kvm
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-modules
Package
Name
kernel-rt-modules
Purl
pkg:rpm/redhat/kernel-rt-modules
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
kernel-rt-modules-extra
Package
Name
kernel-rt-modules-extra
Purl
pkg:rpm/redhat/kernel-rt-modules-extra
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.134.1.rt7.475.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:26428.json"
RHSA-2026:26428 - OSV