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RHSA-2026:21298
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Source
https://access.redhat.com/errata/RHSA-2026:21298
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:21298.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:21298
Upstream
CVE-2026-35385
CVE-2026-35386
CVE-2026-35387
CVE-2026-35388
CVE-2026-35414
Published
2026-05-28T10:07:42Z
Modified
2026-06-04T10:07:30Z
Severity
7.5 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: openssh security update
Details
References
https://access.redhat.com/errata/RHSA-2026:21298
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2454469
https://bugzilla.redhat.com/show_bug.cgi?id=2454490
https://bugzilla.redhat.com/show_bug.cgi?id=2454494
https://bugzilla.redhat.com/show_bug.cgi?id=2454500
https://bugzilla.redhat.com/show_bug.cgi?id=2454506
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_21298.json
https://access.redhat.com/security/cve/CVE-2026-35385
https://www.cve.org/CVERecord?id=CVE-2026-35385
https://nvd.nist.gov/vuln/detail/CVE-2026-35385
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
https://www.openssh.org/releasenotes.html#10.3p1
https://www.openwall.com/lists/oss-security/2026/04/02/3
https://access.redhat.com/security/cve/CVE-2026-35386
https://www.cve.org/CVERecord?id=CVE-2026-35386
https://nvd.nist.gov/vuln/detail/CVE-2026-35386
https://access.redhat.com/security/cve/CVE-2026-35387
https://www.cve.org/CVERecord?id=CVE-2026-35387
https://nvd.nist.gov/vuln/detail/CVE-2026-35387
https://access.redhat.com/security/cve/CVE-2026-35388
https://www.cve.org/CVERecord?id=CVE-2026-35388
https://nvd.nist.gov/vuln/detail/CVE-2026-35388
https://access.redhat.com/security/cve/CVE-2026-35414
https://www.cve.org/CVERecord?id=CVE-2026-35414
https://nvd.nist.gov/vuln/detail/CVE-2026-35414
Affected packages
Red Hat:rhel_e4s:8.8::appstream
openssh
Package
Name
openssh
Purl
pkg:rpm/redhat/openssh
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-clients
Package
Name
openssh-clients
Purl
pkg:rpm/redhat/openssh-clients
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-server
Package
Name
openssh-server
Purl
pkg:rpm/redhat/openssh-server
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
Red Hat:rhel_e4s:8.8::baseos
openssh
Package
Name
openssh
Purl
pkg:rpm/redhat/openssh
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-clients
Package
Name
openssh-clients
Purl
pkg:rpm/redhat/openssh-clients
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-server
Package
Name
openssh-server
Purl
pkg:rpm/redhat/openssh-server
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
Red Hat:rhel_tus:8.8::appstream
openssh
Package
Name
openssh
Purl
pkg:rpm/redhat/openssh
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-clients
Package
Name
openssh-clients
Purl
pkg:rpm/redhat/openssh-clients
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-server
Package
Name
openssh-server
Purl
pkg:rpm/redhat/openssh-server
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
Red Hat:rhel_tus:8.8::baseos
openssh
Package
Name
openssh
Purl
pkg:rpm/redhat/openssh
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-clients
Package
Name
openssh-clients
Purl
pkg:rpm/redhat/openssh-clients
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
openssh-server
Package
Name
openssh-server
Purl
pkg:rpm/redhat/openssh-server
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:8.0p1-20.el8_8.4
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:21298.json"
RHSA-2026:21298 - OSV