high
7
CWE
362
Advisory Published
Advisory Published

RHSA-2023:4449: Important: .NET 6.0 security update

First published: Thu Aug 03 2023(Updated: )

.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.<br>New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 6.0.120 and .NET Runtime 6.0.20.<br>Security Fix(es):<br><li> dotnet: .NET Kestrel: Denial of Service processing X509 Certificates (CVE-2023-29331)</li> <li> dotnet: vulnerability exists in NuGet where a potential race condition can lead to a symlink attack (CVE-2023-29337)</li> <li> dotnet: Remote Code Execution - Source generators issue can lead to a crash due to unmanaged heap corruption (CVE-2023-33128)</li> <li> dotnet: race condition in Core SignInManager&lt;TUser&gt; PasswordSignInAsync method (CVE-2023-33170)</li> 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.

Affected SoftwareAffected VersionHow to fix
redhat/dotnet6.0<6.0.120-1.el9_0
6.0.120-1.el9_0
redhat/aspnetcore-runtime<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/aspnetcore-targeting-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-apphost-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-apphost-pack<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-host<6.0.20-1.el9_0
6.0.20-1.el9_0
redhat/dotnet-host-debuginfo<6.0.20-1.el9_0
6.0.20-1.el9_0
redhat/dotnet-hostfxr<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-hostfxr<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-runtime<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-runtime<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-sdk<6.0-6.0.120-1.el9_0
6.0-6.0.120-1.el9_0
redhat/dotnet-sdk<6.0-debuginfo-6.0.120-1.el9_0
6.0-debuginfo-6.0.120-1.el9_0
redhat/dotnet-targeting-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-templates<6.0-6.0.120-1.el9_0
6.0-6.0.120-1.el9_0
redhat/dotnet6.0-debuginfo<6.0.120-1.el9_0
6.0.120-1.el9_0
redhat/dotnet6.0-debugsource<6.0.120-1.el9_0
6.0.120-1.el9_0
redhat/netstandard-targeting-pack<2.1-6.0.120-1.el9_0
2.1-6.0.120-1.el9_0
redhat/aspnetcore-runtime<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/aspnetcore-targeting-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-apphost-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-apphost-pack<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-host<6.0.20-1.el9_0
6.0.20-1.el9_0
redhat/dotnet-host-debuginfo<6.0.20-1.el9_0
6.0.20-1.el9_0
redhat/dotnet-hostfxr<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-hostfxr<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-runtime<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-runtime<6.0-debuginfo-6.0.20-1.el9_0
6.0-debuginfo-6.0.20-1.el9_0
redhat/dotnet-sdk<6.0-6.0.120-1.el9_0
6.0-6.0.120-1.el9_0
redhat/dotnet-sdk<6.0-debuginfo-6.0.120-1.el9_0
6.0-debuginfo-6.0.120-1.el9_0
redhat/dotnet-targeting-pack<6.0-6.0.20-1.el9_0
6.0-6.0.20-1.el9_0
redhat/dotnet-templates<6.0-6.0.120-1.el9_0
6.0-6.0.120-1.el9_0
redhat/dotnet6.0-debuginfo<6.0.120-1.el9_0
6.0.120-1.el9_0
redhat/dotnet6.0-debugsource<6.0.120-1.el9_0
6.0.120-1.el9_0
redhat/netstandard-targeting-pack<2.1-6.0.120-1.el9_0
2.1-6.0.120-1.el9_0
redhat/aspnetcore-runtime<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/aspnetcore-targeting-pack<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/dotnet-apphost-pack<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/dotnet-apphost-pack<6.0-debuginfo-6.0.20-1.el9_0.aa
6.0-debuginfo-6.0.20-1.el9_0.aa
redhat/dotnet-host<6.0.20-1.el9_0.aa
6.0.20-1.el9_0.aa
redhat/dotnet-host-debuginfo<6.0.20-1.el9_0.aa
6.0.20-1.el9_0.aa
redhat/dotnet-hostfxr<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/dotnet-hostfxr<6.0-debuginfo-6.0.20-1.el9_0.aa
6.0-debuginfo-6.0.20-1.el9_0.aa
redhat/dotnet-runtime<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/dotnet-runtime<6.0-debuginfo-6.0.20-1.el9_0.aa
6.0-debuginfo-6.0.20-1.el9_0.aa
redhat/dotnet-sdk<6.0-6.0.120-1.el9_0.aa
6.0-6.0.120-1.el9_0.aa
redhat/dotnet-sdk<6.0-debuginfo-6.0.120-1.el9_0.aa
6.0-debuginfo-6.0.120-1.el9_0.aa
redhat/dotnet-targeting-pack<6.0-6.0.20-1.el9_0.aa
6.0-6.0.20-1.el9_0.aa
redhat/dotnet-templates<6.0-6.0.120-1.el9_0.aa
6.0-6.0.120-1.el9_0.aa
redhat/dotnet6.0-debuginfo<6.0.120-1.el9_0.aa
6.0.120-1.el9_0.aa
redhat/dotnet6.0-debugsource<6.0.120-1.el9_0.aa
6.0.120-1.el9_0.aa
redhat/netstandard-targeting-pack<2.1-6.0.120-1.el9_0.aa
2.1-6.0.120-1.el9_0.aa
redhat/dotnet-sdk<6.0-source-built-artifacts-6.0.120-1.el9_0
6.0-source-built-artifacts-6.0.120-1.el9_0
redhat/dotnet-sdk<6.0-source-built-artifacts-6.0.120-1.el9_0
6.0-source-built-artifacts-6.0.120-1.el9_0
redhat/dotnet-sdk<6.0-source-built-artifacts-6.0.120-1.el9_0.aa
6.0-source-built-artifacts-6.0.120-1.el9_0.aa
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Enterprise Linux for SAP Solutions

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Reference Links

Frequently Asked Questions

  • What is the severity of RHSA-2023:4449?

    The severity level of RHSA-2023:4449 is classified as important.

  • How do I fix RHSA-2023:4449?

    To remediate RHSA-2023:4449, update to .NET SDK version 6.0.120 or later.

  • Which products are affected by RHSA-2023:4449?

    Affected products by RHSA-2023:4449 include various versions of Red Hat Enterprise Linux and CodeReady Linux Builder.

  • What vulnerabilities does RHSA-2023:4449 address?

    RHSA-2023:4449 addresses a security vulnerability in the .NET managed-software framework.

  • Is there a workaround for RHSA-2023:4449?

    There is no specific workaround recommended for RHSA-2023:4449; updating is advised.

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