GHSA-RXRH-4J9H-XGG9 Steeltoe: TLS private keys written to /tmp with default permissions, never deleted

Summary When MySQL or PostgreSQL service bindings from VCAPSERVICES include TLS client credentials, the Connectors library writes those credentials to temporary files in Path.GetTempPath using File.CreateText. On Linux, File.CreateText creates files with mode 0644 world-readable under the process...