RHSA-2021:3143: Red Hat Security Advisory: .NET Core 3.1 on RHEL 7 security and bugfix update

An update for .NET Core 3.1 is now available for .NET Core on Red Hat Enterprise Linux. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section…NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address security vulnerabilities are now available. The updated versions are .NET SDK 3.1.118 and .NET Runtime 3.1.18. Security Fix(es):

• dotnet: ASP.NET Core WebSocket frame processing DoS (CVE-2021-26423)
• dotnet: Dump file created world-readable (CVE-2021-34485)
• dotnet: ASP.NET Core JWT token logging (CVE-2021-34532) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Related CVEs:
• CVE-2021-26423: dotnet: ASP.NET Core WebSocket frame processing DoS
• CVE-2021-34485: dotnet: Dump file created world-readable
• CVE-2021-34532: dotnet: ASP.NET Core JWT token logging