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RHSA-2026:18068
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Source
https://access.redhat.com/errata/RHSA-2026:18068
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:18068.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:18068
Upstream
CVE-2026-33186
Published
2026-05-21T10:06:56Z
Modified
2026-06-11T10:05:46Z
Severity
9.1 (Critical)
CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Calculator
Summary
Red Hat Security Advisory: Red Hat build of MicroShift 4.18.42 security update
Details
References
https://access.redhat.com/errata/RHSA-2026:18068
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2449833
https://issues.redhat.com/browse/OCPBUGS-76625
https://issues.redhat.com/browse/OCPBUGS-78040
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_18068.json
https://access.redhat.com/security/cve/CVE-2026-33186
https://www.cve.org/CVERecord?id=CVE-2026-33186
https://nvd.nist.gov/vuln/detail/CVE-2026-33186
https://github.com/grpc/grpc-go/security/advisories/GHSA-p77j-4mvh-x3m3
Affected packages
Red Hat:openshift:4.18::el9
microshift
Package
Name
microshift
Purl
pkg:rpm/redhat/microshift
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-gateway-api
Package
Name
microshift-gateway-api
Purl
pkg:rpm/redhat/microshift-gateway-api
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-gateway-api-release-info
Package
Name
microshift-gateway-api-release-info
Purl
pkg:rpm/redhat/microshift-gateway-api-release-info
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-greenboot
Package
Name
microshift-greenboot
Purl
pkg:rpm/redhat/microshift-greenboot
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-low-latency
Package
Name
microshift-low-latency
Purl
pkg:rpm/redhat/microshift-low-latency
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-multus
Package
Name
microshift-multus
Purl
pkg:rpm/redhat/microshift-multus
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-multus-release-info
Package
Name
microshift-multus-release-info
Purl
pkg:rpm/redhat/microshift-multus-release-info
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-networking
Package
Name
microshift-networking
Purl
pkg:rpm/redhat/microshift-networking
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-olm
Package
Name
microshift-olm
Purl
pkg:rpm/redhat/microshift-olm
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-olm-release-info
Package
Name
microshift-olm-release-info
Purl
pkg:rpm/redhat/microshift-olm-release-info
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-release-info
Package
Name
microshift-release-info
Purl
pkg:rpm/redhat/microshift-release-info
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
microshift-selinux
Package
Name
microshift-selinux
Purl
pkg:rpm/redhat/microshift-selinux
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:18068.json"
RHSA-2026:18068 - OSV