Issues

• src/tests/JIT/Directed/tls/TlsFieldLibrary tests do not run

  area-ILTools-coreclruntriaged
  dotnet/runtime#137482 · Filter by author jkotas opened on Nov 13, 2026
  1

  

• Managed ilasm emits duplicate MemberRef rows

  area-ILTools-coreclruntriaged
  dotnet/runtime#137481 · Filter by author MichalStrehovsky opened on Nov 13, 2026
  1

  

• Managed ilasm emits unreadable DeclSecurity blobs

  area-ILTools-coreclruntriaged
  dotnet/runtime#137480 · Filter by author MichalStrehovsky opened on Nov 13, 2026
  1

  

• [browser] AOT with WasmEnableExceptionHandling=false crashes clang (Emscripten 6.0.2)

  area-Codegen-AOT-monountriaged
  dotnet/runtime#137478 · Filter by author dtaylorus opened on Nov 13, 2026

• [browser] .NET 11 requires exnref exception handling: Safari < 18.4, Chrome < 137, Firefox < 131 can't run any app

  area-VM-meta-monountriaged
  dotnet/runtime#137477 · Filter by author dtaylorus opened on Nov 13, 2026

• Native AOT runtime-async continuation dispatch allocates thread-static storage on first completion per thread

  area-System.Threadingruntime-asyncuntriaged
  dotnet/runtime#137474 · Filter by author thomhurst opened on Nov 13, 2026
  1

• [Test Failure]: System.Runtime.InteropServices.JavaScript.Tests.JSImportTest.JsImportTaskTypes

  area-System.Runtime.InteropServices.JavaScriptblocking-clean-ciKnown Build Erroruntriaged
  dotnet/runtime#137467 · Filter by author vcsjones opened on Nov 12, 2026
  1

• NET10 applications can crash with a 0x80000003 exception on startup

  area-Diagnostics-coreclruntriaged
  dotnet/runtime#137466 · Filter by author auott opened on Nov 12, 2026
  2

• Consider making X509Certificate2 PKCS#12 exports using more modern algorithm choices

  area-System.Security
  dotnet/runtime#137462 · Filter by author vcsjones opened on Nov 12, 2026 · 12.0.0
  3

  

• Support OpenSSL 4 for System.Net.Quic / libmsquic (Ubuntu 26.10+)

  area-System.Net.Quicuntriaged
  dotnet/runtime#137461 · Filter by author richlander opened on Nov 12, 2026
  2

• Incorrect metadata reading of generic classes with MD array interface constraint

  area-TypeSystem-coreclruntriaged
  dotnet/runtime#137460 · Filter by author Smaug123 opened on Nov 12, 2026

• Managed ilasm emits AMD64 instead of ARM64 when -PE64 and -ARM64 are combined

  area-ILTools-coreclruntriaged
  dotnet/runtime#137449 · Filter by author akoeplinger opened on Nov 12, 2026
  1

  

• Managed ilasm omits native exports and synthesized fixups for .export directives

  area-ILTools-coreclruntriaged
  dotnet/runtime#137448 · Filter by author akoeplinger opened on Nov 12, 2026
  1

  

• Managed ilasm drops later array dimension sizes after an unspecified size

  area-ILTools-coreclruntriaged
  dotnet/runtime#137435 · Filter by author akoeplinger opened on Nov 12, 2026
  2

  

• Managed ilasm fails to assemble VTableFixups.il with nested preprocessor conditionals

  area-ILTools-coreclruntriaged
  dotnet/runtime#137424 · Filter by author akoeplinger opened on Nov 12, 2026
  1

  

• RemoteExecutor hangs waiting for process that exited

  area-System.Diagnostics.Processblocking-clean-ciKnown Build Erroruntriaged
  dotnet/runtime#137423 · Filter by author jkotas opened on Nov 12, 2026
  4

• finality isn't enforced by PreserveBaseOverridesAttribute, causing correctness bugs of inconsistent dispatching

  area-TypeSystem-coreclruntriaged
  dotnet/runtime#137422 · Filter by author GeeLaw opened on Nov 12, 2026
  1

• [ci-scan] Test failure: AsyncProfilerTests.RuntimeAsync_NoEventsWhenDisabled observes concurrent runtime-async events

  area-System.Threading.Tasksblocking-clean-ciKnown Build Erroruntriaged
  dotnet/runtime#137417 · Filter by author stephentoub opened on Nov 12, 2026
  1

• FileSystemWatcher on Linux (.NET 10): after InternalBufferOverflowException a watcher without IncludeSubdirectories raises no further events

  area-System.IOuntriaged
  dotnet/runtime#137415 · Filter by author KurathSec opened on Nov 12, 2026
  1

• ZipFile extraction with overwrite gives mode 0600 to the overwritten file on Unix in .NET 11 (regression from .NET 10)

  area-System.IO.Compression
  Bug

  dotnet/runtime#137413 · Filter by author JimbobSquelchy opened on Nov 12, 2026 · 12.0.0
  3

  

• TarFile.ExtractToDirectoryAsync fails to extract macOS archive created with tar

  area-System.Formats.Tar
  Bug

  dotnet/runtime#137403 · Filter by author ThadHouse opened on Nov 12, 2026 · 12.0.0
  1

  

• Kestrel HTTPS throughput on linux-arm64 about 20 % lower with .NET 11.0.0 than with 10.0.15 (daily-build bisect points to #131177)

  area-System.Net.Httptenet-performanceuntriaged
  dotnet/runtime#137385 · Filter by author chweidling opened on Nov 11, 2026
  4

• JIT: NullReferenceException in iText layout code on .NET 11.0.0 with optimized code; works on .NET 10

  area-CodeGen-coreclr
  dotnet/runtime#137382 · Filter by author kambbado opened on Nov 11, 2026 · 11.0.0
  4

  

• [Installer] Windows Desktop Runtime Bundle.wxs omits 1033 LCID folder, breaking -lang 1033 and forcing non-English UI on en-US Windows with a secondary keyboard layout

  area-Setupuntriaged
  dotnet/runtime#137376 · Filter by author olynix opened on Nov 11, 2026
  1

• [ci-scan] Build break: Component Detection JavaScript SyntaxError on macOS

  area-Infrastructureblocking-clean-ciKnown Build Erroruntriaged
  dotnet/runtime#137367 · Filter by author stephentoub opened on Nov 11, 2026
  1