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RHSA-2026:2577
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Source
https://access.redhat.com/errata/RHSA-2026:2577
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:2577.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:2577
Upstream
CVE-2022-49503
CVE-2022-50673
CVE-2022-50865
CVE-2023-53192
CVE-2023-53673
CVE-2023-53751
CVE-2023-53833
CVE-2025-40251
CVE-2025-40304
CVE-2025-40322
CVE-2025-68301
Published
2026-02-12T10:10:55Z
Modified
2026-02-12T10:31:14.840252Z
Severity
7.8 (High)
CVSS_V3 - CVSS:3.1/AV:L/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-2026:2577
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2347814
https://bugzilla.redhat.com/show_bug.cgi?id=2395232
https://bugzilla.redhat.com/show_bug.cgi?id=2402193
https://bugzilla.redhat.com/show_bug.cgi?id=2418892
https://bugzilla.redhat.com/show_bug.cgi?id=2419858
https://bugzilla.redhat.com/show_bug.cgi?id=2419870
https://bugzilla.redhat.com/show_bug.cgi?id=2419902
https://bugzilla.redhat.com/show_bug.cgi?id=2420347
https://bugzilla.redhat.com/show_bug.cgi?id=2420366
https://bugzilla.redhat.com/show_bug.cgi?id=2422836
https://bugzilla.redhat.com/show_bug.cgi?id=2426226
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2577.json
https://access.redhat.com/security/cve/CVE-2022-49503
https://www.cve.org/CVERecord?id=CVE-2022-49503
https://nvd.nist.gov/vuln/detail/CVE-2022-49503
https://lore.kernel.org/linux-cve-announce/2025022608-CVE-2022-49503-a3bf@gregkh/T
https://access.redhat.com/security/cve/CVE-2022-50673
https://www.cve.org/CVERecord?id=CVE-2022-50673
https://nvd.nist.gov/vuln/detail/CVE-2022-50673
https://lore.kernel.org/linux-cve-announce/2025120947-CVE-2022-50673-f920@gregkh/T
https://access.redhat.com/security/cve/CVE-2022-50865
https://www.cve.org/CVERecord?id=CVE-2022-50865
https://nvd.nist.gov/vuln/detail/CVE-2022-50865
https://lore.kernel.org/linux-cve-announce/2025123049-CVE-2022-50865-281e@gregkh/T
https://access.redhat.com/security/cve/CVE-2023-53192
https://www.cve.org/CVERecord?id=CVE-2023-53192
https://nvd.nist.gov/vuln/detail/CVE-2023-53192
https://lore.kernel.org/linux-cve-announce/2025091558-CVE-2023-53192-5ca6@gregkh/T
https://access.redhat.com/security/cve/CVE-2023-53673
https://www.cve.org/CVERecord?id=CVE-2023-53673
https://nvd.nist.gov/vuln/detail/CVE-2023-53673
https://lore.kernel.org/linux-cve-announce/2025100706-CVE-2023-53673-36b9@gregkh/T
https://access.redhat.com/security/cve/CVE-2023-53751
https://www.cve.org/CVERecord?id=CVE-2023-53751
https://nvd.nist.gov/vuln/detail/CVE-2023-53751
https://lore.kernel.org/linux-cve-announce/2025120842-CVE-2023-53751-2ff2@gregkh/T
https://access.redhat.com/security/cve/CVE-2023-53833
https://www.cve.org/CVERecord?id=CVE-2023-53833
https://nvd.nist.gov/vuln/detail/CVE-2023-53833
https://lore.kernel.org/linux-cve-announce/2025120954-CVE-2023-53833-09d9@gregkh/T
https://access.redhat.com/security/cve/CVE-2025-40251
https://www.cve.org/CVERecord?id=CVE-2025-40251
https://nvd.nist.gov/vuln/detail/CVE-2025-40251
https://lore.kernel.org/linux-cve-announce/2025120431-CVE-2025-40251-7db7@gregkh/T
https://access.redhat.com/security/cve/CVE-2025-40304
https://www.cve.org/CVERecord?id=CVE-2025-40304
https://nvd.nist.gov/vuln/detail/CVE-2025-40304
https://lore.kernel.org/linux-cve-announce/2025120820-CVE-2025-40304-47b3@gregkh/T
https://access.redhat.com/security/cve/CVE-2025-40322
https://www.cve.org/CVERecord?id=CVE-2025-40322
https://nvd.nist.gov/vuln/detail/CVE-2025-40322
https://lore.kernel.org/linux-cve-announce/2025120823-CVE-2025-40322-6355@gregkh/T
https://access.redhat.com/security/cve/CVE-2025-68301
https://www.cve.org/CVERecord?id=CVE-2025-68301
https://nvd.nist.gov/vuln/detail/CVE-2025-68301
https://lore.kernel.org/linux-cve-announce/2025121643-CVE-2025-68301-be31@gregkh/T
Affected packages
Red Hat:rhel_e4s:9.0::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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.json"
Red Hat:rhel_e4s:9.0::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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.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
0:5.14.0-70.165.1.rt21.237.el9_0
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:2577.json"
RHSA-2026:2577 - OSV