An aspnet-runtime security update has been released for Arch Linux.

ASA-202106-38: aspnet-runtime-3.1: denial of service

Arch Linux Security Advisory ASA-202106-38
=========================================
Severity: Medium
Date : 2021-06-15
CVE-ID : CVE-2021-31957
Package : aspnet-runtime-3.1
Type : denial of service
Remote : Yes
Link :   https://security.archlinux.org/AVG-2047

Summary
======
The package aspnet-runtime-3.1 before version 3.1.16.sdk116-1 is
vulnerable to denial of service.

Resolution
=========
Upgrade to 3.1.16.sdk116-1.

# pacman -Syu "aspnet-runtime-3.1>=3.1.16.sdk116-1"

The problem has been fixed upstream in version 3.1.16.sdk116.

Workaround
=========
None.

Description
==========
A denial of service vulnerability exists in .NET 5.0 before Runtime
5.0.7 and SDK 5.0.204 as well as .NET Core 3.1 before Runtime 3.1.16
and SDK 3.1.116 in ASP.NET.

Impact
=====
A remote attacker could crash an ASP.NET application.

References
=========
  https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-31957
  https://github.com/dotnet/announcements/issues/189
  https://security.archlinux.org/CVE-2021-31957