update CVE in 10B and typo in 10D (#49701)

* update CVE in 10B and typo in 10D

* Update docs/framework/release-notes/2025/10-14-october-cumulative-update.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: TaraOverfield

docs/framework/release-notes/2025/10-14-october-cumulative-update.md

@@ -14,9 +14,9 @@ _Released October 14, 2025_
 
 ### Security improvements
 
-#### CVE-2025-21176 – Remote Code Execution vulnerability
+#### CVE-2025-55248 – Information Disclosure vulnerability
 
-This security update addresses a remote code execution vulnerability detailed in [CVE 2025-21176](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21176).
+This security update addresses an information disclosure vulnerability detailed in [CVE 2025-55248](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248).
 
 ### Quality and reliability improvements
 

docs/framework/release-notes/2025/10-28-october-cumulative-update-preview.md

@@ -20,7 +20,7 @@ There are no new security improvements in this release. This update is cumulativ
 
 #### .NET Runtime
 
-Addresses an issue to update operating systeam calls for compliance with current standards. (*Applies to: .NET Framework 4.8.1*)
+Addresses an issue to update operating system calls for compliance with current standards. (*Applies to: .NET Framework 4.8.1*)
 
 ## Known issues in this release