Denial of Service in .NET
ID: | RHSA-2021:2352-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Enterprise Linux |
Datum: | Mi, 9. Juni 2021, 07:28 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2021-31957 |
Applikationen: | .NET |
Originalnachricht |
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: .NET Core 3.1 security and bugfix update Advisory ID: RHSA-2021:2352-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2352 Issue date: 2021-06-08 CVE Names: CVE-2021-31957 ===================================================================== 1. Summary: An update for .NET Core 3.1 is now available for Red Hat Enterprise Linux 8. 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: Red Hat Enterprise Linux AppStream (v. 8) - 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 3.1.116 and .NET Runtime 3.1.16. 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: Red Hat Enterprise Linux AppStream (v. 8): Source: dotnet3.1-3.1.116-1.el8_4.src.rpm x86_64: aspnetcore-runtime-3.1-3.1.16-1.el8_4.x86_64.rpm aspnetcore-targeting-pack-3.1-3.1.16-1.el8_4.x86_64.rpm dotnet-apphost-pack-3.1-3.1.16-1.el8_4.x86_64.rpm dotnet-apphost-pack-3.1-debuginfo-3.1.16-1.el8_4.x86_64.rpm dotnet-hostfxr-3.1-3.1.16-1.el8_4.x86_64.rpm dotnet-hostfxr-3.1-debuginfo-3.1.16-1.el8_4.x86_64.rpm dotnet-runtime-3.1-3.1.16-1.el8_4.x86_64.rpm dotnet-runtime-3.1-debuginfo-3.1.16-1.el8_4.x86_64.rpm dotnet-sdk-3.1-3.1.116-1.el8_4.x86_64.rpm dotnet-sdk-3.1-debuginfo-3.1.116-1.el8_4.x86_64.rpm dotnet-targeting-pack-3.1-3.1.16-1.el8_4.x86_64.rpm dotnet-templates-3.1-3.1.116-1.el8_4.x86_64.rpm dotnet3.1-debuginfo-3.1.116-1.el8_4.x86_64.rpm dotnet3.1-debugsource-3.1.116-1.el8_4.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 |