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RHSA-2026:66324
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Source
https://access.redhat.com/errata/RHSA-2026:66324
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:66324.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:66324
Upstream
CVE-2025-68745
CVE-2026-46149
CVE-2026-52917
CVE-2026-52942
CVE-2026-52986
CVE-2026-53091
CVE-2026-53246
CVE-2026-63801
CVE-2026-63971
CVE-2026-64015
CVE-2026-64113
CVE-2026-68117
CVE-2026-68300
CVE-2026-68315
CVE-2026-68376
Published
2026-09-10T10:17:16Z
Modified
2026-09-10T10:31:06Z
Severity
7.0 (High)
CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update
Details
References
https://access.redhat.com/errata/RHSA-2026:66324
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2425039
https://bugzilla.redhat.com/show_bug.cgi?id=2482566
https://bugzilla.redhat.com/show_bug.cgi?id=2492091
https://bugzilla.redhat.com/show_bug.cgi?id=2492115
https://bugzilla.redhat.com/show_bug.cgi?id=2492270
https://bugzilla.redhat.com/show_bug.cgi?id=2492397
https://bugzilla.redhat.com/show_bug.cgi?id=2492771
https://bugzilla.redhat.com/show_bug.cgi?id=2502254
https://bugzilla.redhat.com/show_bug.cgi?id=2502331
https://bugzilla.redhat.com/show_bug.cgi?id=2502380
https://bugzilla.redhat.com/show_bug.cgi?id=2502541
https://bugzilla.redhat.com/show_bug.cgi?id=2513253
https://bugzilla.redhat.com/show_bug.cgi?id=2513397
https://bugzilla.redhat.com/show_bug.cgi?id=2513408
https://bugzilla.redhat.com/show_bug.cgi?id=2513474
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_66324.json
https://access.redhat.com/security/cve/CVE-2025-68745
https://www.cve.org/CVERecord?id=CVE-2025-68745
https://nvd.nist.gov/vuln/detail/CVE-2025-68745
https://lore.kernel.org/linux-cve-announce/2025122416-CVE-2025-68745-69b5@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-46149
https://www.cve.org/CVERecord?id=CVE-2026-46149
https://nvd.nist.gov/vuln/detail/CVE-2026-46149
https://lore.kernel.org/linux-cve-announce/2026052822-CVE-2026-46149-ad2e@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-52917
https://www.cve.org/CVERecord?id=CVE-2026-52917
https://nvd.nist.gov/vuln/detail/CVE-2026-52917
https://lore.kernel.org/linux-cve-announce/2026062429-CVE-2026-52917-d3b0@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-52942
https://www.cve.org/CVERecord?id=CVE-2026-52942
https://nvd.nist.gov/vuln/detail/CVE-2026-52942
https://lore.kernel.org/linux-cve-announce/2026062435-CVE-2026-52942-2530@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-52986
https://www.cve.org/CVERecord?id=CVE-2026-52986
https://nvd.nist.gov/vuln/detail/CVE-2026-52986
https://lore.kernel.org/linux-cve-announce/2026062443-CVE-2026-52986-b7fa@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-53091
https://www.cve.org/CVERecord?id=CVE-2026-53091
https://nvd.nist.gov/vuln/detail/CVE-2026-53091
https://lore.kernel.org/linux-cve-announce/2026062409-CVE-2026-53091-cb58@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-53246
https://www.cve.org/CVERecord?id=CVE-2026-53246
https://nvd.nist.gov/vuln/detail/CVE-2026-53246
https://lore.kernel.org/linux-cve-announce/2026062512-CVE-2026-53246-e748@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-63801
https://www.cve.org/CVERecord?id=CVE-2026-63801
https://nvd.nist.gov/vuln/detail/CVE-2026-63801
https://lore.kernel.org/linux-cve-announce/2026071901-CVE-2026-63801-f5e2@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-63971
https://www.cve.org/CVERecord?id=CVE-2026-63971
https://nvd.nist.gov/vuln/detail/CVE-2026-63971
https://lore.kernel.org/linux-cve-announce/2026071959-CVE-2026-63971-dd46@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-64015
https://www.cve.org/CVERecord?id=CVE-2026-64015
https://nvd.nist.gov/vuln/detail/CVE-2026-64015
https://lore.kernel.org/linux-cve-announce/2026071957-CVE-2026-64015-19c9@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-64113
https://www.cve.org/CVERecord?id=CVE-2026-64113
https://nvd.nist.gov/vuln/detail/CVE-2026-64113
https://lore.kernel.org/linux-cve-announce/2026071922-CVE-2026-64113-87d9@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-68117
https://www.cve.org/CVERecord?id=CVE-2026-68117
https://nvd.nist.gov/vuln/detail/CVE-2026-68117
https://lore.kernel.org/linux-cve-announce/2026081055-CVE-2026-68117-dd27@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-68300
https://www.cve.org/CVERecord?id=CVE-2026-68300
https://nvd.nist.gov/vuln/detail/CVE-2026-68300
https://lore.kernel.org/linux-cve-announce/2026081029-CVE-2026-68300-ab03@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-68315
https://www.cve.org/CVERecord?id=CVE-2026-68315
https://nvd.nist.gov/vuln/detail/CVE-2026-68315
https://lore.kernel.org/linux-cve-announce/2026081032-CVE-2026-68315-b0e7@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-68376
https://www.cve.org/CVERecord?id=CVE-2026-68376
https://nvd.nist.gov/vuln/detail/CVE-2026-68376
https://lore.kernel.org/linux-cve-announce/2026081043-CVE-2026-68376-5dfa@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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.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
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:66324.json"
RHSA-2026:66324 - OSV