diff --git a/NuGet.config b/NuGet.config
index 6f49a6cef..991df1c51 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -8,13 +8,11 @@
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-aspnetcore -->
     <add key="darc-int-dotnet-aspnetcore-bb01bbf" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-aspnetcore-bb01bbf4/nuget/v3/index.json" />
-    <add key="darc-int-dotnet-aspnetcore-bb01bbf-3" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-aspnetcore-bb01bbf4-3/nuget/v3/index.json" />
     <add key="darc-int-dotnet-aspnetcore-bb01bbf-2" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-aspnetcore-bb01bbf4-2/nuget/v3/index.json" />
     <add key="darc-int-dotnet-aspnetcore-bb01bbf-1" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-aspnetcore-bb01bbf4-1/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-aspnetcore -->
     <!--  Begin: Package sources from dotnet-emsdk -->
     <add key="darc-pub-dotnet-emsdk-6b7d1f4" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6b7d1f47/nuget/v3/index.json" />
-    <add key="darc-pub-dotnet-emsdk-6b7d1f4-4" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6b7d1f47-4/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-6b7d1f4-3" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6b7d1f47-3/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-6b7d1f4-2" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6b7d1f47-2/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-emsdk-6b7d1f4-1" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-emsdk-6b7d1f47-1/nuget/v3/index.json" />
@@ -57,19 +55,16 @@
     <!--  Begin: Package sources from dotnet-aspnetcore -->
     <add key="darc-int-dotnet-aspnetcore-bb01bbf-1" value="true" />
     <add key="darc-int-dotnet-aspnetcore-bb01bbf-2" value="true" />
-    <add key="darc-int-dotnet-aspnetcore-bb01bbf-3" value="true" />
     <add key="darc-int-dotnet-aspnetcore-bb01bbf" value="true" />
     <!--  End: Package sources from dotnet-aspnetcore -->
     <!--  Begin: Package sources from dotnet-runtime -->
-    <add key="darc-int-dotnet-runtime-d099f07-3" value="true" />
     <add key="darc-int-dotnet-runtime-d099f07" value="true" />
     <!--  Begin: Package sources from dotnet-sdk -->
-    <add key="darc-int-dotnet-sdk-86457a8" value="true" />
+    <add key="darc-int-dotnet-sdk-882a576" value="true" />
     <!--  End: Package sources from dotnet-sdk -->
     <!--  Begin: Package sources from dotnet-windowsdesktop -->
     <add key="darc-int-dotnet-windowsdesktop-417429f-1" value="true" />
     <add key="darc-int-dotnet-windowsdesktop-417429f-2" value="true" />
-    <add key="darc-int-dotnet-windowsdesktop-417429f-3" value="true" />
     <add key="darc-int-dotnet-windowsdesktop-417429f" value="true" />
     <!--  End: Package sources from dotnet-windowsdesktop -->
     <!--  End: Package sources from dotnet-runtime -->
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index e1b7fa2cb..0c67dca18 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -100,20 +100,20 @@
     </Dependency>
     <Dependency Name="Microsoft.DotNet.Common.ItemTemplates" Version="7.0.100">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-sdk</Uri>
-      <Sha>86457a8ee126653ca38a5330a68e380a1da158e8</Sha>
+      <Sha>882a576873b701f79d6584e4a0cf84036fdcd83f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.TemplateEngine.Cli" Version="7.0.100-rtm.22525.10">
+    <Dependency Name="Microsoft.TemplateEngine.Cli" Version="7.0.100-rtm.22521.7">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-sdk</Uri>
-      <Sha>86457a8ee126653ca38a5330a68e380a1da158e8</Sha>
+      <Sha>882a576873b701f79d6584e4a0cf84036fdcd83f</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Sdk" Version="7.0.100-rtm.22525.10">
+    <Dependency Name="Microsoft.NET.Sdk" Version="7.0.100-rtm.22521.7">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-sdk</Uri>
-      <Sha>86457a8ee126653ca38a5330a68e380a1da158e8</Sha>
+      <Sha>882a576873b701f79d6584e4a0cf84036fdcd83f</Sha>
       <SourceBuild RepoName="sdk" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="7.0.100-rtm.22525.10">
+    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="7.0.100-rtm.22521.7">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-sdk</Uri>
-      <Sha>86457a8ee126653ca38a5330a68e380a1da158e8</Sha>
+      <Sha>882a576873b701f79d6584e4a0cf84036fdcd83f</Sha>
     </Dependency>
     <!-- For coherency purposes, these versions should be gated by the versions of winforms and wpf routed via windowsdesktop -->
     <Dependency Name="Microsoft.Dotnet.WinForms.ProjectTemplates" Version="7.0.0-rtm.22518.7" CoherentParentDependency="Microsoft.WindowsDesktop.App.Runtime.win-x64">
@@ -201,9 +201,9 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>3f3c360819c5c092d0e4505a67dfe59a33fba557</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="7.0.0-alpha.1.22514.1">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="7.0.0-alpha.1.22531.3">
       <Uri>https://github.com/dotnet/source-build-reference-packages</Uri>
-      <Sha>fb2dd1b6d4b8809014d2f91e645b683b718419fa</Sha>
+      <Sha>4f5672e90b7f908d96aad61a40b0e9b352518b1c</Sha>
       <SourceBuild RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="Microsoft.SourceLink.GitHub" Version="1.2.0-beta-22429-01" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
diff --git a/eng/Versions.props b/eng/Versions.props
index 4d7fd209c..31db48967 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -64,8 +64,8 @@
   <PropertyGroup>
     <!-- Dependencies from https://github.com/dotnet/sdk -->
     <MicrosoftDotNetCommonItemTemplatesPackageVersion>7.0.100</MicrosoftDotNetCommonItemTemplatesPackageVersion>
-    <MicrosoftNETSdkPackageVersion>7.0.100-rtm.22525.10</MicrosoftNETSdkPackageVersion>
-    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>7.0.100-rtm.22525.10</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
+    <MicrosoftNETSdkPackageVersion>7.0.100-rtm.22521.7</MicrosoftNETSdkPackageVersion>
+    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>7.0.100-rtm.22521.7</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
     <MicrosoftNETBuildExtensionsPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftNETBuildExtensionsPackageVersion>
     <MicrosoftDotnetToolsetInternalPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftDotnetToolsetInternalPackageVersion>
     <MicrosoftDotnetTemplateLocatorPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftDotnetTemplateLocatorPackageVersion>
diff --git a/src/SourceBuild/tarball/patches/aspnetcore/0001-ResolvePackageFileConflicts-workaround.patch b/src/SourceBuild/tarball/patches/aspnetcore/0001-ResolvePackageFileConflicts-workaround.patch
new file mode 100644
index 000000000..ab355630e
--- /dev/null
+++ b/src/SourceBuild/tarball/patches/aspnetcore/0001-ResolvePackageFileConflicts-workaround.patch
@@ -0,0 +1,23 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MichaelSimons <msimons@microsoft.com>
+Date: Fri, 11 Nov 2022 21:10:54 +0000
+Subject: [PATCH] ResolvePackageFileConflicts workaround
+
+---
+ .../App.Runtime/src/Microsoft.AspNetCore.App.Runtime.csproj    | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/Framework/App.Runtime/src/Microsoft.AspNetCore.App.Runtime.csproj b/src/Framework/App.Runtime/src/Microsoft.AspNetCore.App.Runtime.csproj
+index 3b5d2ae950..f92fb421fe 100644
+--- a/src/Framework/App.Runtime/src/Microsoft.AspNetCore.App.Runtime.csproj
++++ b/src/Framework/App.Runtime/src/Microsoft.AspNetCore.App.Runtime.csproj
+@@ -253,6 +253,9 @@ This package is an internal implementation of the .NET Core SDK and is not meant
+     <ItemGroup>
+       <!-- These files end up in this item group as a result of setting CopyLocalLockFileAssemblies, but shouldn't be. -->
+       <ReferenceCopyLocalPaths Remove="@(ReferenceCopyLocalPaths)" Condition="'%(FileName)' == 'apphost' OR '%(FileName)' == '$(LibPrefix)hostfxr' OR '%(FileName)' == '$(LibPrefix)hostpolicy' "/>
++
++       <!-- TODO: Workaround ResolvePackageFileConflicts picking up the wrong file versions when conflicts exist - https://github.com/dotnet/aspnetcore/issues/45033 -->
++      <ReferenceCopyLocalPaths Remove="@(ReferenceCopyLocalPaths)" Condition="'%(FileName)' == 'System.Formats.Asn1' OR '%(FileName)' == 'System.Text.Encodings.Web' OR '%(FileName)' == 'System.Text.Json'"/>
+     </ItemGroup>
+   </Target>
+ 
diff --git a/src/redist/targets/Crossgen.targets b/src/redist/targets/Crossgen.targets
index da7d186a1..399529689 100644
--- a/src/redist/targets/Crossgen.targets
+++ b/src/redist/targets/Crossgen.targets
@@ -29,7 +29,27 @@
       BuildInParallel="False"
       Projects="@(CrossGenDownloadPackageProject)">
     </MSBuild>
-    
+
+    <!-- This PropertyGroup contains the paths to the various SDK tooling that should be
+         cross-genned. This tooling multi-targets, and we only want to cross-gen the .NET Core
+         targeted bits. Below, this propertygroup is used to verify that these paths exist as expected,
+         no that we do not silently miss cross-genning some bits. When a TFM for a tool is updated,
+         update its path explicitly. If all TFMs match, update DefaultToolTfm -->
+    <PropertyGroup>
+      <DefaultToolTfm>net7.0</DefaultToolTfm>
+
+      <NetSdkTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk\tools\$(DefaultToolTfm)\</NetSdkTools>
+      <BlazorWasmTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.BlazorWebAssembly\tools\$(DefaultToolTfm)\</BlazorWasmTools>
+      <NuGetPackTools>$(SdkOutputDirectory)Sdks\NuGet.Build.Tasks.Pack\CoreCLR\</NuGetPackTools>
+      <RazorTasks>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Razor\tasks\$(DefaultToolTfm)\</RazorTasks>
+      <WindowsDesktopTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.WindowsDesktop\tools\$(DefaultToolTfm)\</WindowsDesktopTools>
+      <ILLinkTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.ILLink.Tasks\tools\$(DefaultToolTfm)\</ILLinkTools>
+      <PublishTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Publish\tools\$(DefaultToolTfm)\</PublishTools>
+      <WebTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Web\tools\$(DefaultToolTfm)\</WebTools>
+      <ProjectSystemTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Web.ProjectSystem\tools\$(DefaultToolTfm)\</ProjectSystemTools>
+      <WorkerTools>$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Worker\tools\$(DefaultToolTfm)\</WorkerTools>
+    </PropertyGroup>
+
     <ItemGroup>
       <RoslynFiles Include="$(SdkOutputDirectory)Roslyn\bincore\**\*" />
 
@@ -49,16 +69,16 @@
       <RemainingFiles Remove="$(SdkOutputDirectory)**\Microsoft.TestPlatform.Extensions.EventLogCollector.dll" />
 
       <!-- Add back the .NET Core assemblies in the Sdks folder -->
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk\tools\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.BlazorWebAssembly\tools\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\NuGet.Build.Tasks.Pack\CoreCLR\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Razor\tasks\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.WindowsDesktop\tools\netcoreapp*\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.ILLink.Tasks\tools\net5.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Publish\tools\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Web\tools\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Web.ProjectSystem\tools\net6.0\**\*" />
-      <RemainingFiles Include="$(SdkOutputDirectory)Sdks\Microsoft.NET.Sdk.Worker\tools\net6.0\**\*" />
+      <RemainingFiles Include="$(NetSdkTools)**\*" />
+      <RemainingFiles Include="$(BlazorWasmTools)**\*" />
+      <RemainingFiles Include="$(NuGetPackTools)**\*" />
+      <RemainingFiles Include="$(RazorTasks)**\*" />
+      <RemainingFiles Include="$(WindowsDesktopTools)**\*" />
+      <RemainingFiles Include="$(ILLinkTools)**\*" />
+      <RemainingFiles Include="$(PublishTools)**\*" />
+      <RemainingFiles Include="$(WebTools)**\*" />
+      <RemainingFiles Include="$(ProjectSystemTools)**\*" />
+      <RemainingFiles Include="$(WorkerTools)**\*" />
 
       <!-- Don't try to CrossGen .NET Framework support assemblies for .NET Standard -->
       <RemainingFiles Remove="$(SdkOutputDirectory)Microsoft\Microsoft.NET.Build.Extensions\net*\**\*" />
@@ -121,6 +141,21 @@
       <CreateCrossgenSymbols Condition="'$(OSName)' == 'freebsd'">false</CreateCrossgenSymbols>
     </PropertyGroup>
 
+    <Error Text="Potentially missed crossgen for '$(NetSdkTools)', directory does not exist" Condition= "!EXISTS('$(NetSdkTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(BlazorWasmTools)', directory does not exist" Condition= "!EXISTS('$(BlazorWasmTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(NuGetPackTools)', directory does not exist" Condition= "!EXISTS('$(NuGetPackTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(RazorTasks)', directory does not exist" Condition= "!EXISTS('$(RazorTasks)') "/>
+    <Error Text="Potentially missed crossgen for '$(WindowsDesktopTools)', directory does not exist" Condition= "!EXISTS('$(WindowsDesktopTools)') AND '$(DotNetBuildFromSource)' != 'true'"/>
+    <Error Text="Potentially missed crossgen for '$(ILLinkTools)', directory does not exist" Condition= "!EXISTS('$(ILLinkTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(PublishTools)', directory does not exist" Condition= "!EXISTS('$(PublishTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(WebTools)', directory does not exist" Condition= "!EXISTS('$(WebTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(ProjectSystemTools)', directory does not exist" Condition= "!EXISTS('$(ProjectSystemTools)') "/>
+    <Error Text="Potentially missed crossgen for '$(WorkerTools)', directory does not exist" Condition= "!EXISTS('$(WorkerTools)') "/>
+    <Error Text="Potentially missed crossgen for Roslyn, RoslynTargets is empty" Condition= "@(RoslynTargets) == ''"/>
+    <Error Text="Potentially missed crossgen for FSharp, FSharpTargets is empty" Condition= "@(FSharpTargets) == ''"/>
+    <Error Text="Potentially missed crossgen for Razor, RazorToolTargets is empty" Condition= "@(RazorToolTargets) == ''"/>
+    <Error Text="Potentially missed crossgen for other SDK files, RemainingTargets is empty" Condition= "@(RemainingTargets) == ''"/>
+
     <Crossgen
         SourceAssembly="%(RoslynTargets.FullPath)"
         DestinationPath="%(RoslynTargets.FullPath)"