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RHSA-2026:22900
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Please try reporting it
to the source
first.
Source
https://access.redhat.com/errata/RHSA-2026:22900
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:22900.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:22900
Upstream
CVE-2025-39766
CVE-2026-23270
CVE-2026-31419
CVE-2026-31709
CVE-2026-43037
CVE-2026-43038
CVE-2026-43163
Published
2026-06-04T10:08:08Z
Modified
2026-06-10T10:17:08.542635660Z
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-rt security update
Details
References
https://access.redhat.com/errata/RHSA-2026:22900
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2394648
https://bugzilla.redhat.com/show_bug.cgi?id=2448745
https://bugzilla.redhat.com/show_bug.cgi?id=2457829
https://bugzilla.redhat.com/show_bug.cgi?id=2464351
https://bugzilla.redhat.com/show_bug.cgi?id=2464397
https://bugzilla.redhat.com/show_bug.cgi?id=2464476
https://bugzilla.redhat.com/show_bug.cgi?id=2467059
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22900.json
https://access.redhat.com/security/cve/CVE-2025-39766
https://www.cve.org/CVERecord?id=CVE-2025-39766
https://nvd.nist.gov/vuln/detail/CVE-2025-39766
https://lore.kernel.org/linux-cve-announce/2025091144-CVE-2025-39766-7465@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-23270
https://www.cve.org/CVERecord?id=CVE-2026-23270
https://nvd.nist.gov/vuln/detail/CVE-2026-23270
https://lore.kernel.org/linux-cve-announce/2026031847-CVE-2026-23270-cb9a@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-31419
https://www.cve.org/CVERecord?id=CVE-2026-31419
https://nvd.nist.gov/vuln/detail/CVE-2026-31419
https://lore.kernel.org/linux-cve-announce/2026041353-CVE-2026-31419-e176@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-31709
https://www.cve.org/CVERecord?id=CVE-2026-31709
https://nvd.nist.gov/vuln/detail/CVE-2026-31709
https://lore.kernel.org/linux-cve-announce/2026050122-CVE-2026-31709-335b@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-43037
https://www.cve.org/CVERecord?id=CVE-2026-43037
https://nvd.nist.gov/vuln/detail/CVE-2026-43037
https://lore.kernel.org/linux-cve-announce/2026050102-CVE-2026-43037-0346@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-43038
https://www.cve.org/CVERecord?id=CVE-2026-43038
https://nvd.nist.gov/vuln/detail/CVE-2026-43038
https://lore.kernel.org/linux-cve-announce/2026050103-CVE-2026-43038-b591@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-43163
https://www.cve.org/CVERecord?id=CVE-2026-43163
https://nvd.nist.gov/vuln/detail/CVE-2026-43163
https://lore.kernel.org/linux-cve-announce/2026050632-CVE-2026-43163-86e1@gregkh/T
Affected packages
Red Hat:rhel_e4s:9.2::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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
kernel-rt-debug-modules-core
Package
Name
kernel-rt-debug-modules-core
Purl
pkg:rpm/redhat/kernel-rt-debug-modules-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
kernel-rt-modules-core
Package
Name
kernel-rt-modules-core
Purl
pkg:rpm/redhat/kernel-rt-modules-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
Red Hat:rhel_e4s:9.2::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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
kernel-rt-debug-modules-core
Package
Name
kernel-rt-debug-modules-core
Purl
pkg:rpm/redhat/kernel-rt-debug-modules-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
kernel-rt-modules-core
Package
Name
kernel-rt-modules-core
Purl
pkg:rpm/redhat/kernel-rt-modules-core
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.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
0:5.14.0-284.174.1.rt14.459.el9_2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22900.json"
RHSA-2026:22900 - OSV