[release/9.0-staging] Bugfix InvalidOperationException/IndexOutOfRangeException in HttpListener.EndGetContext by github-actions[bot] · Pull Request #110695 · dotnet/runtime

Backport of #107804 to release/9.0-staging
Fixes #107025

/cc @rokonec @pjannesen

Customer Impact

Reported by customer in #107025. Affects their admin access to services - causes reliability problem.

Regression

From .NET Framework

Testing

Note: The problem is intermittent and hard to reproduce.
Manual testing has been performed - customer validated with private patch prior to submitting .NET 10 PR - see #107025 (comment)

Risk

Low - these simple changes do not add or modify complex logic