Oracle Linux: CVE-2025-55248: ELSA-2025-18148: .NET 8.0 security update (IMPORTANT) (Multiple Advisories)

Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
A flaw exists in certain .NET builds where a man-in-the-middle (MITM) attacker can prevent or downgrade TLS between a client and an SMTP server. This may cause the client to send credentials or message data over an unencrypted connection, exposing sensitive information to the attacker.