Vulnerability · Published May 12, 2026 · Assigned by microsoft
CVE-2026-42899ASP.NET Core Denial of Service Vulnerability
High 7.5
In plain English
A high-severity infinite loop in .NET 10.0 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.4% (higher than 84% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)2.4%top 15.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:10 | aspnetcore-runtime-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | aspnetcore-runtime-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | aspnetcore-runtime-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | aspnetcore-runtime-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | aspnetcore-runtime-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | aspnetcore-runtime-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | aspnetcore-runtime-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | aspnetcore-runtime-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | aspnetcore-runtime-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | aspnetcore-runtime-dbg-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | aspnetcore-runtime-dbg-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | aspnetcore-runtime-dbg-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | aspnetcore-runtime-dbg-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | aspnetcore-runtime-dbg-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | aspnetcore-runtime-dbg-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | aspnetcore-runtime-dbg-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | aspnetcore-runtime-dbg-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | aspnetcore-runtime-dbg-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | aspnetcore-targeting-pack-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | aspnetcore-targeting-pack-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | aspnetcore-targeting-pack-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | aspnetcore-targeting-pack-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | aspnetcore-targeting-pack-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | aspnetcore-targeting-pack-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | aspnetcore-targeting-pack-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | aspnetcore-targeting-pack-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | aspnetcore-targeting-pack-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:8 | dotnet | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:10 | dotnet-apphost-pack-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-apphost-pack-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-apphost-pack-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-apphost-pack-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-apphost-pack-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-apphost-pack-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-apphost-pack-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-apphost-pack-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-apphost-pack-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-host | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-host | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-host | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-hostfxr-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-hostfxr-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-hostfxr-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-hostfxr-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-hostfxr-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-hostfxr-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-hostfxr-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-hostfxr-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-hostfxr-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-runtime-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-runtime-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-runtime-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-runtime-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-runtime-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-runtime-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-runtime-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-runtime-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-runtime-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-runtime-dbg-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-runtime-dbg-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-runtime-dbg-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-runtime-dbg-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-runtime-dbg-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-runtime-dbg-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-runtime-dbg-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-runtime-dbg-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-runtime-dbg-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-sdk-10.0 | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-sdk-10.0 | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-sdk-10.0 | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-sdk-10.0-source-built-artifacts | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-sdk-10.0-source-built-artifacts | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-sdk-10.0-source-built-artifacts | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-sdk-8.0 | 8.0.127-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-sdk-8.0 | 8.0.127-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-sdk-8.0 | 8.0.127-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-sdk-8.0-source-built-artifacts | 8.0.127-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-sdk-8.0-source-built-artifacts | 8.0.127-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-sdk-8.0-source-built-artifacts | 8.0.127-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-sdk-9.0 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-sdk-9.0 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-sdk-9.0 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-sdk-9.0-source-built-artifacts | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-sdk-9.0-source-built-artifacts | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-sdk-9.0-source-built-artifacts | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-sdk-aot-10.0 | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-sdk-aot-10.0 | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-sdk-aot-10.0 | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-sdk-aot-9.0 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-sdk-aot-9.0 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-sdk-aot-9.0 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-sdk-dbg-10.0 | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-sdk-dbg-10.0 | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-sdk-dbg-10.0 | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-sdk-dbg-8.0 | 8.0.127-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-sdk-dbg-8.0 | 8.0.127-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-sdk-dbg-8.0 | 8.0.127-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-sdk-dbg-9.0 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-sdk-dbg-9.0 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-sdk-dbg-9.0 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-targeting-pack-10.0 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-targeting-pack-10.0 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-targeting-pack-10.0 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-targeting-pack-8.0 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-targeting-pack-8.0 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-targeting-pack-8.0 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-targeting-pack-9.0 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-targeting-pack-9.0 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-targeting-pack-9.0 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | dotnet-templates-10.0 | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux:8 | dotnet-templates-10.0 | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux:9 | dotnet-templates-10.0 | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux:10 | dotnet-templates-8.0 | 8.0.127-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux:8 | dotnet-templates-8.0 | 8.0.127-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux:9 | dotnet-templates-8.0 | 8.0.127-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux:10 | dotnet-templates-9.0 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | dotnet-templates-9.0 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | dotnet-templates-9.0 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux:10 | netstandard-targeting-pack-2.1 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux:8 | netstandard-targeting-pack-2.1 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux:9 | netstandard-targeting-pack-2.1 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| Alpine:v3.23 | dotnet10-runtime | 10.0.8-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.24 | dotnet10-runtime | 10.0.8-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.21 | dotnet8-runtime | 8.0.27-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.22 | dotnet8-runtime | 8.0.27-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.23 | dotnet8-runtime | 8.0.27-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.24 | dotnet8-runtime | 8.0.27-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.21 | dotnet9-runtime | 9.0.16-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.22 | dotnet9-runtime | 9.0.16-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.23 | dotnet9-runtime | 9.0.16-r0 | ALPINE-CVE-2026-42899 |
| Alpine:v3.24 | dotnet9-runtime | 9.0.16-r0 | ALPINE-CVE-2026-42899 |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-arm64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-arm64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-x64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-x64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-musl-x64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-x64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-x64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.linux-x64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-arm64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-arm64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-arm64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-x64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-x64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.osx-x64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-arm64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x64 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x64 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x64 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x86 | 8.0.27 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x86 | 10.0.8 | GHSA-9v76-4qcc-frgh |
| NuGet | microsoft.aspnetcore.app.runtime.win-x86 | 9.0.16 | GHSA-9v76-4qcc-frgh |
| Rocky Linux:10 | dotnet10.0 | 0:10.0.108-1.el10_2 | RLSA-2026:22145 |
| Rocky Linux:8 | dotnet10.0 | 0:10.0.108-1.el8_10 | RLSA-2026:21295 |
| Rocky Linux:9 | dotnet10.0 | 0:10.0.108-1.el9_8 | RLSA-2026:21297 |
| Rocky Linux:10 | dotnet8.0 | 0:8.0.127-1.el10_2 | RLSA-2026:21286 |
| Rocky Linux:8 | dotnet8.0 | 0:8.0.127-1.el8_10 | RLSA-2026:21291 |
| Rocky Linux:9 | dotnet8.0 | 0:8.0.127-1.el9_8 | RLSA-2026:21293 |
| Rocky Linux:10 | dotnet9.0 | 0:9.0.117-1.el10_2 | RLSA-2026:21754 |
| Rocky Linux:8 | dotnet9.0 | 0:9.0.117-1.el8_10 | RLSA-2026:21294 |
| Rocky Linux:9 | dotnet9.0 | 0:9.0.117-1.el9_8 | RLSA-2026:21296 |
| Ubuntu:24.04:LTS | dotnet10 | 10.0.108-10.0.8-0ubuntu1~24.04.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:25.10 | dotnet10 | 10.0.108-10.0.8-0ubuntu1~25.10.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:26.04:LTS | dotnet10 | 10.0.108-10.0.8-0ubuntu1~26.04.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:26.10 | dotnet10 | 10.0.108-10.0.8-0ubuntu1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:22.04:LTS | dotnet6 | no fix listed | UBUNTU-CVE-2026-42899 |
| Ubuntu:22.04:LTS | dotnet7 | no fix listed | UBUNTU-CVE-2026-42899 |
| Ubuntu:22.04:LTS | dotnet8 | 8.0.127-8.0.27-0ubuntu1~22.04.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:24.04:LTS | dotnet8 | 8.0.127-8.0.27-0ubuntu1~24.04.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:25.10 | dotnet8 | 8.0.127-8.0.27-0ubuntu1~25.10.1 | UBUNTU-CVE-2026-42899 |
| Ubuntu:25.10 | dotnet9 | 9.0.117-9.0.16-0ubuntu1~25.10.1 | UBUNTU-CVE-2026-42899 |
Affected products (as reported)
Weakness: CWE-835 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
References
- ASP.NET Core Denial of Service Vulnerability vendor-advisory, patch
- https://access.redhat.com/security/cve/CVE-2026-42899 vdb-entry, x_refsource_REDHAT
- RHBZ#2476605 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42899.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:24332 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:24333 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:22145 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21286 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21754 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21295 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21291 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21294 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:24334 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:24335 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:24336 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21297 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21293 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:21296 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:17464 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:17682 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:17527 vendor-advisory, x_refsource_REDHAT