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RHSA-2026:83159
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Source
https://access.redhat.com/errata/RHSA-2026:83159
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:83159.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:83159
Upstream
CVE (9)
CVE-2026-68377
CVE-2026-72262
CVE-2026-74583
CVE-2026-74641
CVE-2026-74705
CVE-2026-89526
CVE-2026-90036
CVE-2026-93228
CVE-2026-93262
Published
2026-10-15T10:28:57Z
Modified
2026-10-15T10:33:34Z
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, bug fix, and enhancement update
Details
References
https://access.redhat.com/errata/RHSA-2026:83159
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2513277
https://bugzilla.redhat.com/show_bug.cgi?id=2516575
https://bugzilla.redhat.com/show_bug.cgi?id=2521054
https://bugzilla.redhat.com/show_bug.cgi?id=2521436
https://bugzilla.redhat.com/show_bug.cgi?id=2521498
https://bugzilla.redhat.com/show_bug.cgi?id=2532309
https://bugzilla.redhat.com/show_bug.cgi?id=2535158
https://bugzilla.redhat.com/show_bug.cgi?id=2540230
https://bugzilla.redhat.com/show_bug.cgi?id=2540323
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_83159.json
https://access.redhat.com/security/cve/CVE-2026-68377
https://www.cve.org/CVERecord?id=CVE-2026-68377
https://nvd.nist.gov/vuln/detail/CVE-2026-68377
https://lore.kernel.org/linux-cve-announce/2026081044-CVE-2026-68377-ca6d@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-72262
https://www.cve.org/CVERecord?id=CVE-2026-72262
https://nvd.nist.gov/vuln/detail/CVE-2026-72262
https://lore.kernel.org/linux-cve-announce/2026081555-CVE-2026-72262-c47f@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-74583
https://www.cve.org/CVERecord?id=CVE-2026-74583
https://nvd.nist.gov/vuln/detail/CVE-2026-74583
https://lore.kernel.org/linux-cve-announce/2026082100-CVE-2026-74583-70cb@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-74641
https://www.cve.org/CVERecord?id=CVE-2026-74641
https://nvd.nist.gov/vuln/detail/CVE-2026-74641
https://lore.kernel.org/linux-cve-announce/2026082223-CVE-2026-74641-92d7@gregkh/T
https://access.redhat.com/security/cve/CVE-2026-74705
https://www.cve.org/CVERecord?id=CVE-2026-74705
https://nvd.nist.gov/vuln/detail/CVE-2026-74705
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-74705.mbox
https://access.redhat.com/security/cve/CVE-2026-89526
https://www.cve.org/CVERecord?id=CVE-2026-89526
https://nvd.nist.gov/vuln/detail/CVE-2026-89526
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-89526.mbox
https://access.redhat.com/security/cve/CVE-2026-90036
https://www.cve.org/CVERecord?id=CVE-2026-90036
https://nvd.nist.gov/vuln/detail/CVE-2026-90036
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-90036.mbox
https://access.redhat.com/security/cve/CVE-2026-93228
https://www.cve.org/CVERecord?id=CVE-2026-93228
https://nvd.nist.gov/vuln/detail/CVE-2026-93228
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-93228.mbox
https://access.redhat.com/security/cve/CVE-2026-93262
https://www.cve.org/CVERecord?id=CVE-2026-93262
https://nvd.nist.gov/vuln/detail/CVE-2026-93262
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-93262.mbox
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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.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
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:83159.json"
RHSA-2026:83159 - OSV