Update release notes for 5.5.3

Author: kakabisht

versioned_docs/version-5.5/14.releasenotes/01.5x/01.5x.md

@@ -11,6 +11,13 @@ slug: /releasenotes/5x
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+#### 5.5.3 June 2026
+
+This release rebuilds the container images to patch CVEs in underlying operating system, application and library dependencies. It contains no new functional features or breaking changes, ensuring complete backwards compatibility.
+
+##### Bugs fixed
+* [#2227](https://github.com/neuvector/neuvector/issues/2227): UBI controller images don't work in newer OpenShift environment
+
 #### 5.5.2 May 2026
 
 This release rebuilds the container images to patch CVEs in underlying operating system, application and library dependencies. It contains no new functional features or breaking changes, ensuring complete backwards compatibility.
@@ -22,7 +29,6 @@ This release rebuilds the container images to patch CVEs in underlying operating
 * [#2248](https://github.com/neuvector/neuvector/issues/2248): Expose OS scan support status from scanner results
 
 ##### Bugs fixed
-  
 * [#1140](https://github.com/neuvector/neuvector/issues/1140): The **accept vulnerabilities in Node** page can be brought out of the View drop down box like that of the container
 * [#1154](https://github.com/neuvector/neuvector/issues/1154): Report column content shifting with multiple fix versions separated by a comma
 * [#2255](https://github.com/neuvector/neuvector/issues/2255): Unable to scan image registry by API(v1/scan/repository) with proxy enabled through curl