-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: .NET 5.0 on RHEL 7 security and bugfix update Advisory ID: RHSA-2021:2351-01 Product: .NET Core on Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2351 Issue date: 2021-06-08 CVE Names: CVE-2021-31957 ==================================================================== 1. Summary: An update for rh-dotnet50-dotnet is now available for .NET 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. 2. Relevant releases/architectures: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Server (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: .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 a security vulnerability are now available. The updated versions are .NET SDK 5.0.204 and .NET Runtime 5.0.7. Security Fix(es): * dotnet: ASP.NET Core Client Disconnect Denial of Service (CVE-2021-31957) 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. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1966990 - CVE-2021-31957 dotnet: ASP.NET Core Client Disconnect Denial of Service 6. Package List: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7): Source: rh-dotnet50-dotnet-5.0.204-1.el7_9.src.rpm x86_64: rh-dotnet50-aspnetcore-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-aspnetcore-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-apphost-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-debuginfo-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-host-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-hostfxr-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-sdk-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-templates-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-netstandard-targeting-pack-2.1-5.0.204-1.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Server (v. 7): Source: rh-dotnet50-dotnet-5.0.204-1.el7_9.src.rpm x86_64: rh-dotnet50-aspnetcore-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-aspnetcore-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-apphost-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-debuginfo-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-host-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-hostfxr-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-sdk-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-templates-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-netstandard-targeting-pack-2.1-5.0.204-1.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Workstation (v. 7): Source: rh-dotnet50-dotnet-5.0.204-1.el7_9.src.rpm x86_64: rh-dotnet50-aspnetcore-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-aspnetcore-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-apphost-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-debuginfo-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-host-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-hostfxr-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-runtime-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-sdk-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-targeting-pack-5.0-5.0.7-1.el7_9.x86_64.rpm rh-dotnet50-dotnet-templates-5.0-5.0.204-1.el7_9.x86_64.rpm rh-dotnet50-netstandard-targeting-pack-2.1-5.0.204-1.el7_9.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2021-31957 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYMAcl9zjgjWX9erEAQhVaw/9HRcSjFxwN6B4Gf8eBhVi01bpaAd3V8Hp DhWeUD334zNY+iyJcARUphXd/12plCZ/WOwYgtlri5cuNoVOagiSGTSW2SViA6Gc pPsw/+4/NbLgOWO3LQMO4jHTktUd26XlhXPSvSZmEgmPsO728O/lYEQzYbt+VZIj TpbPVv4+0sPu9FehkpEvwsJC3uHrPUdE2yvhWtDMOCXFp/d5ADbz9w3Tc0N1g5OL C4iOx6ke66C6zpC1kkqX3+VAMqIiB9aJFYxtixzd4kbwIZRkbaYSGRN7Zw4QWg8W MZFFkxN3bNSzsWkZfi3k8vdtTCwrW/SxW8BqZSy0MFjf1CBLK0g7K8spy7kRDw4u L5sQlRcrXObQmmH+LnE14Q5jK3lT6SlgBsPO67b10kMzuGQbBHqabxgi62yddfmq Zdj+6/dpdjIQtqQHbpnRyyQEW9ff2zr/jKNrzjutRLvvoDkhFxWVmViSc7yaGtcF Z60PHKuQ6udPcEFVaMsKpDD04cvQ+t5DU0/SlQiu1aFB+UipzKdFEGZqW/tUgmNz OuwAMh7nkQR65zAdGIuUEPIWmkEam0l7Xe3M+72Z0zv9dBroQbyaZ5WlbOd5P1/1 sL9aFb0dlodgF4IpjZL2114NoMwMRn6QbMRBOdRKKIL0BKlfBxgy339lGdmoaoJu TOmr8njUke0=oejO -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce