Description
The system certificate authority (CA) store in Red Hat products, distributed via ca-certificates RPM packages, included multiple root CA certificates of authorities, which signed intermediate CA certificates with weak private keys issued by the eMudhra certificate authority. A man-in-the-middle attacker could use this flaw to issue certificates for arbitrary host names signed by the weak intermediate CA certificates, which would be considered trusted by a TLS/SSL client using system CA store and cause such clients to connect to malicious sites.

Due to inability to only distrust specific intermediate certificates in all clients using the system CA store, root CA certificates of authorities that signed weak intermediate CA certificates are being removed.
Published: 2026-10-21
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Workaround

See the security bulletin for a detailed mitigation procedure.

Tracking

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Advisories

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References
Link Providers
https://access.redhat.com/errata/RHSA-2026:86595 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88455 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88459 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88550 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88560 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88562 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88563 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88564 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88662 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88668 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88669 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:88779 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89081 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89131 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89197 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89232 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89333 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89651 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89714 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89725 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89838 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:89907 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:90272 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:90969 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:90985 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91202 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91204 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91206 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91207 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91217 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91218 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91219 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91224 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91232 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91233 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91234 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91235 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91236 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91237 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91238 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91241 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91242 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91243 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91244 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91245 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91246 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91248 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91249 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:91997 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:92006 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:92342 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:93043 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:93044 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:93045 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:93046 cve-icon cve-icon
https://access.redhat.com/security/cve/CVE-2026-114406 cve-icon cve-icon
https://access.redhat.com/security/vulnerabilities/RHSB-2026-012 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=2556046 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-114406 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-114406 cve-icon
History

Fri, 30 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat openstack
CPEs cpe:/a:redhat:openstack:13::el7
cpe:/a:redhat:openstack:16.2::el8
cpe:/a:redhat:openstack:17.1::el9
cpe:/a:redhat:openstack:18.0::el9
Vendors & Products Redhat openstack
References

Fri, 30 Oct 2026 06:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat ai Inference Server
Redhat enterprise Linux Ai
CPEs cpe:/a:redhat:ai_inference_server:3
cpe:/a:redhat:enterprise_linux_ai:3
cpe:/a:redhat:openshift_ai
Vendors & Products Redhat ai Inference Server
Redhat enterprise Linux Ai

Fri, 30 Oct 2026 05:15:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:5

Thu, 29 Oct 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat openshift Ai
Redhat openshift Devspaces
CPEs cpe:/a:redhat:advanced_cluster_security:4 cpe:/a:redhat:advanced_cluster_security:4.10::el8
cpe:/a:redhat:openshift_ai:3.0::el9
cpe:/a:redhat:openshift_ai:3.4::el9
cpe:/a:redhat:openshift_ai:3.5::el9
cpe:/a:redhat:openshift_devspaces:3.31::el10
cpe:/a:redhat:openshift_devspaces:3.31::el9
Vendors & Products Redhat openshift Ai
Redhat openshift Devspaces
References

Thu, 29 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat agentic Cluster Security Suite
Redhat rhui
CPEs cpe:/a:redhat:agentic_cluster_security_suite:0.2::el9
cpe:/a:redhat:rhui:5::el9
Vendors & Products Redhat agentic Cluster Security Suite
Redhat rhui
References

Wed, 28 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.21::el9
References

Wed, 28 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.19::el9
cpe:/a:redhat:openshift:4.20::el9
References

Wed, 28 Oct 2026 10:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.22::el9
References

Tue, 27 Oct 2026 22:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4
cpe:/o:redhat:enterprise_linux:6
cpe:/a:redhat:openshift:4.12::el8
cpe:/a:redhat:openshift:4.14::el9
cpe:/a:redhat:openshift:4.16::el9
cpe:/a:redhat:openshift:4.18::el9
cpe:/o:redhat:rhel_els:6
References

Mon, 26 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:satellite:6
Vendors & Products Redhat satellite

Sun, 25 Oct 2026 07:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat openshift Builds
CPEs cpe:/a:redhat:openshift_builds:1.8::el9
cpe:/a:redhat:openshift_builds:1.9::el10
Vendors & Products Redhat openshift Builds
References

Sat, 24 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:rhel_e4s:9.2::baseos
References

Fri, 23 Oct 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els
References

Fri, 23 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat openshift Gitops
CPEs cpe:/a:redhat:openshift_gitops:1
Vendors & Products Redhat openshift Gitops

Fri, 23 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus
CPEs cpe:/o:redhat:rhel_eus:9.6::baseos
Vendors & Products Redhat rhel Eus
References

Fri, 23 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus Long Life
CPEs cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_eus_long_life:8.6::baseos
Vendors & Products Redhat rhel Eus Long Life
References

Fri, 23 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Aus
CPEs cpe:/o:redhat:rhel_aus:8.4::baseos
Vendors & Products Redhat rhel Aus
References

Fri, 23 Oct 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Tus
CPEs cpe:/o:redhat:rhel_e4s:8.8::baseos
cpe:/o:redhat:rhel_tus:8.8::baseos
Vendors & Products Redhat rhel Tus
References

Fri, 23 Oct 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat enterprise Linux Eus
Redhat rhel E4s
CPEs cpe:/o:redhat:enterprise_linux_eus:10.0
cpe:/o:redhat:rhel_e4s:9.4::baseos
Vendors & Products Redhat enterprise Linux Eus
Redhat rhel E4s
References

Fri, 23 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:8::baseos
References

Fri, 23 Oct 2026 01:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:acm:2
cpe:/a:redhat:assisted_installer:2
cpe:/a:redhat:cert_manager:1
cpe:/a:redhat:confidential_compute_attestation:1
cpe:/a:redhat:connectivity_link:1
cpe:/a:redhat:container_native_virtualization:4
cpe:/a:redhat:container_native_virtualization:5
cpe:/a:redhat:kernel_module_management:2
cpe:/a:redhat:kube_descheduler_operator:5
cpe:/a:redhat:logging:6
cpe:/a:redhat:lvms:4
cpe:/a:redhat:lvms:5
cpe:/a:redhat:migration_toolkit_applications:8
cpe:/a:redhat:migration_toolkit_virtualization:2
cpe:/a:redhat:multicluster_engine
cpe:/a:redhat:network_observ_optr:1
cpe:/a:redhat:openshift_distributed_tracing:3
cpe:/a:redhat:quay:3
cpe:/a:redhat:rhmt:1
cpe:/a:redhat:serverless:1
cpe:/a:redhat:service_mesh:3
cpe:/a:redhat:windows_machine_config
Vendors & Products Redhat acm
Redhat assisted Installer
Redhat cert Manager
Redhat confidential Compute Attestation
Redhat connectivity Link
Redhat container Native Virtualization
Redhat kernel Module Management
Redhat kube Descheduler Operator
Redhat logging
Redhat lvms
Redhat migration Toolkit Applications
Redhat migration Toolkit Virtualization
Redhat multicluster Engine
Redhat network Observ Optr
Redhat openshift Distributed Tracing
Redhat quay
Redhat rhmt
Redhat serverless
Redhat service Mesh
Redhat windows Machine Config

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:9
cpe:/o:redhat:enterprise_linux:10.2
cpe:/o:redhat:enterprise_linux:9::baseos
References

Thu, 22 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Critical


Thu, 22 Oct 2026 04:00:00 +0000

Type Values Removed Values Added
References

Wed, 21 Oct 2026 21:00:00 +0000

Type Values Removed Values Added
Description The system certificate authority (CA) store in Red Hat products, distributed via ca-certificates RPM packages, included multiple root CA certificates of authorities, which signed intermediate CA certificates with weak private keys issued by the eMudhra certificate authority. A man-in-the-middle attacker could use this flaw to issue certificates for arbitrary host names signed by the weak intermediate CA certificates, which would be considered trusted by a TLS/SSL client using system CA store and cause such clients to connect to malicious sites. Due to inability to only distrust specific intermediate certificates in all clients using the system CA store, root CA certificates of authorities that signed weak intermediate CA certificates are being removed.
Title Ca-certificates: distrust emudhra intermediate ca certificates due to security concerns
First Time appeared Redhat
Redhat acm
Redhat advanced Cluster Security
Redhat assisted Installer
Redhat cert Manager
Redhat confidential Compute Attestation
Redhat connectivity Link
Redhat container Native Virtualization
Redhat enterprise Linux
Redhat hummingbird
Redhat kernel Module Management
Redhat kube Descheduler Operator
Redhat logging
Redhat lvms
Redhat migration Toolkit Applications
Redhat migration Toolkit Virtualization
Redhat multicluster Engine
Redhat network Observ Optr
Redhat openshift
Redhat openshift Distributed Tracing
Redhat quay
Redhat rhmt
Redhat satellite
Redhat serverless
Redhat service Mesh
Redhat windows Machine Config
Weaknesses CWE-295
CPEs cpe:/a:redhat:acm:2
cpe:/a:redhat:advanced_cluster_security:4
cpe:/a:redhat:assisted_installer:2
cpe:/a:redhat:cert_manager:1
cpe:/a:redhat:confidential_compute_attestation:1
cpe:/a:redhat:connectivity_link:1
cpe:/a:redhat:container_native_virtualization:4
cpe:/a:redhat:container_native_virtualization:5
cpe:/a:redhat:hummingbird:1
cpe:/a:redhat:kernel_module_management:2
cpe:/a:redhat:kube_descheduler_operator:5
cpe:/a:redhat:logging:6
cpe:/a:redhat:lvms:4
cpe:/a:redhat:lvms:5
cpe:/a:redhat:migration_toolkit_applications:8
cpe:/a:redhat:migration_toolkit_virtualization:2
cpe:/a:redhat:multicluster_engine
cpe:/a:redhat:network_observ_optr:1
cpe:/a:redhat:openshift:4
cpe:/a:redhat:openshift_distributed_tracing:3
cpe:/a:redhat:quay:3
cpe:/a:redhat:rhmt:1
cpe:/a:redhat:satellite:6
cpe:/a:redhat:serverless:1
cpe:/a:redhat:service_mesh:3
cpe:/a:redhat:windows_machine_config
cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat acm
Redhat advanced Cluster Security
Redhat assisted Installer
Redhat cert Manager
Redhat confidential Compute Attestation
Redhat connectivity Link
Redhat container Native Virtualization
Redhat enterprise Linux
Redhat hummingbird
Redhat kernel Module Management
Redhat kube Descheduler Operator
Redhat logging
Redhat lvms
Redhat migration Toolkit Applications
Redhat migration Toolkit Virtualization
Redhat multicluster Engine
Redhat network Observ Optr
Redhat openshift
Redhat openshift Distributed Tracing
Redhat quay
Redhat rhmt
Redhat satellite
Redhat serverless
Redhat service Mesh
Redhat windows Machine Config
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N'}


Subscriptions

Redhat Advanced Cluster Security Agentic Cluster Security Suite Ai Inference Server Enterprise Linux Enterprise Linux Ai Enterprise Linux Eus Hummingbird Openshift Openshift Ai Openshift Builds Openshift Devspaces Openshift Gitops Openstack Rhel Aus Rhel E4s Rhel Els Rhel Eus Rhel Eus Long Life Rhel Tus Rhui
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-10-30T18:25:50.904Z

Reserved: 2026-10-21T11:57:07.758Z

Link: CVE-2026-114406

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-21T21:17:58.547

Modified: 2026-10-30T19:18:09.933

Link: CVE-2026-114406

cve-icon Redhat

Severity : Critical

Publid Date: 2026-10-20T13:00:00Z

Links: CVE-2026-114406 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-22T03:30:13Z

Weaknesses