Added 1.15 release note text for cert-manager.

Author: subhtk

security/cert_manager_operator/cert-manager-operator-release-notes.adoc

@@ -12,6 +12,28 @@ These release notes track the development of {cert-manager-operator}.
 
 For more information, see xref:../../security/cert_manager_operator/index.adoc#cert-manager-operator-about[About the {cert-manager-operator}].
 
+[id="cert-manager-operator-release-notes-1-15-0"]
+== {cert-manager-operator} 1.15.0
+
+Issued: 2025-01-22
+
+Version `1.15.0` of the {cert-manager-operator} is based on the upstream cert-manager version `v1.14.5`. For more information, see the link:https://cert-manager.io/docs/releases/release-notes/release-notes-1.15/[cert-manager project release notes for v1.15].
+
+*Scheduling Overrides for {cert-manager-operator}*
+
+With this release, you can configure scheduling overrides for  {cert-manager-operator}, including the controller, webhook, and CA injector.
+
+For more information, see xref:../../security/cert_manager_operator/cert-manager-customizing-api-fields.adoc#cert-manager-scheduling-overrides[Configuring Scheduling Overrides for {cert-manager-operator}].
+
+*Integrating Istio-CSR with {cert-manager-operator} [Technology Preview]*
+
+With this release, the {cert-manager-operator} introduces support for integrating `Istio-CSR`, enabling seamless certificate provisioning and lifecycle management for `Istio-csr` service mesh environments. You can now configure {cert-manager-operator} as the certificate authority for `Istio-csr`.
+
+[id="cert-manager-operator-1-15-0-CVEs"]
+=== CVEs
+
+* link:https://access.redhat.com/security/cve/CVE-2024-35255[CVE-2024-35255]
+
 [id="cert-manager-operator-release-notes-1-14-0"]
 == {cert-manager-operator} 1.14.0