CVE-2026-25667

脆弱性の種類

ASP.NET Core Kestrel in Microsoft .NET 8.0 before 8.0.22 and .NET 9.0 before 9.0.11 allows a remote attacker to cause excessive CPU consumption by sending a crafted QUIC packet, because of an incorrect exit condition for HTTP/3 Encoder/Decoder stream processing.

影響を受ける製品

• microsoft .net

参考情報

• https://github.com/IsaJafarov/Kestrel-DoS
• https://github.com/IsaJafarov/Q3Fuzz
• https://github.com/dotnet/aspnetcore/commit/96ccc40a0e095424b19506e8268b9b1a3e23d6a7#diff-667d5b3693f93a0f706ab211428998b210862f9b885d917104d2013118312626