Issued:
2026-07-20
Updated:
2026-07-20

RHSA-2026:41900 - Important: .NET 10.0 security, bug fix, and enhancement update

Synopsis

Important: .NET 10.0 security, bug fix, and enhancement update

Type/Severity

Security Advisory: Important

Topic

An update for .NET 10.0 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.

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 10.0.110 and .NET Runtime 10.0.10.

Security Fix(es):

  • dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651)

  • dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108)

  • ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170)

  • ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300)

  • ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303)

  • dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304)

  • dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302)

  • dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650)

  • dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528)

  • dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649)

  • dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526)

  • dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646)

  • dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525)

  • dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527)

  • dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648)

  • .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659)

  • dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524)

Bug Fix(es) and Enhancement(s):

  • Update .NET 10.0 to SDK 10.0.110 and Runtime 10.0.10 (JIRA:RHEL-192459)

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.

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

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_648x86_64
Red Hat Enterprise Linux for x86_64 - Extended Life Cycle8.10x86_64
Red Hat Enterprise Linux for Power, little endian8ppc64le
Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle8.10ppc64le
Red Hat Enterprise Linux for IBM z Systems8s390x
Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle8.10s390x
Red Hat Enterprise Linux for ARM 648aarch64
Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle8.10aarch64
Red Hat CodeReady Linux Builder for x86_648x86_64
Red Hat CodeReady Linux Builder for Power, little endian8ppc64le
Red Hat CodeReady Linux Builder for IBM z Systems8s390x
Red Hat CodeReady Linux Builder for ARM 648aarch64

Updated Packages

  • dotnet-sdk-aot-10.0-debuginfo-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-targeting-pack-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-apphost-pack-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-hostfxr-10.0-debuginfo-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-sdk-10.0-10.0.110-1.el8_10.ppc64le.rpm
  • aspnetcore-targeting-pack-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-sdk-10.0-source-built-artifacts-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-apphost-pack-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-apphost-pack-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-apphost-pack-10.0-debuginfo-10.0.10-1.el8_10.ppc64le.rpm
  • aspnetcore-targeting-pack-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • aspnetcore-runtime-dbg-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-sdk-10.0-debuginfo-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet-hostfxr-10.0-debuginfo-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-sdk-aot-10.0-10.0.110-1.el8_10.aarch64.rpm
  • aspnetcore-runtime-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-apphost-pack-10.0-debuginfo-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-host-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-hostfxr-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-sdk-dbg-10.0-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-runtime-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-sdk-10.0-debuginfo-10.0.110-1.el8_10.x86_64.rpm
  • dotnet10.0-debuginfo-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-sdk-10.0-debuginfo-10.0.110-1.el8_10.aarch64.rpm
  • dotnet10.0-debugsource-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet-runtime-dbg-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-sdk-10.0-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-sdk-10.0-source-built-artifacts-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-hostfxr-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-host-10.0.10-1.el8_10.x86_64.rpm
  • dotnet10.0-debuginfo-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet-hostfxr-10.0-10.0.10-1.el8_10.s390x.rpm
  • aspnetcore-runtime-dbg-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-sdk-dbg-10.0-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet10.0-10.0.110-1.el8_10.src.rpm
  • dotnet-runtime-10.0-debuginfo-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-apphost-pack-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-10.0-source-built-artifacts-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet10.0-debugsource-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-runtime-10.0-debuginfo-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-templates-10.0-10.0.110-1.el8_10.aarch64.rpm
  • aspnetcore-runtime-dbg-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet-host-debuginfo-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-hostfxr-10.0-debuginfo-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-aot-10.0-debuginfo-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-host-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-10.0.110-1.el8_10.s390x.rpm
  • dotnet-host-debuginfo-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-dbg-10.0-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-targeting-pack-10.0-10.0.10-1.el8_10.s390x.rpm
  • aspnetcore-targeting-pack-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-10.0-source-built-artifacts-10.0.110-1.el8_10.s390x.rpm
  • dotnet-targeting-pack-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet10.0-debuginfo-10.0.110-1.el8_10.s390x.rpm
  • dotnet-runtime-dbg-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet10.0-debuginfo-10.0.110-1.el8_10.x86_64.rpm
  • dotnet10.0-debugsource-10.0.110-1.el8_10.aarch64.rpm
  • dotnet-sdk-aot-10.0-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-runtime-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-templates-10.0-10.0.110-1.el8_10.ppc64le.rpm
  • dotnet-runtime-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-targeting-pack-10.0-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-templates-10.0-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-host-debuginfo-10.0.10-1.el8_10.x86_64.rpm
  • dotnet10.0-debugsource-10.0.110-1.el8_10.s390x.rpm
  • dotnet-hostfxr-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-templates-10.0-10.0.110-1.el8_10.s390x.rpm
  • dotnet-runtime-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet-apphost-pack-10.0-debuginfo-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-dbg-10.0-10.0.110-1.el8_10.s390x.rpm
  • dotnet-apphost-pack-10.0-debuginfo-10.0.10-1.el8_10.aarch64.rpm
  • dotnet-10.0.110-1.el8_10.x86_64.rpm
  • dotnet-host-10.0.10-1.el8_10.s390x.rpm
  • aspnetcore-targeting-pack-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-hostfxr-10.0-debuginfo-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-sdk-10.0-debuginfo-10.0.110-1.el8_10.s390x.rpm
  • aspnetcore-runtime-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • aspnetcore-runtime-10.0-10.0.10-1.el8_10.s390x.rpm
  • dotnet-runtime-10.0-debuginfo-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-runtime-dbg-10.0-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-10.0.110-1.el8_10.ppc64le.rpm
  • aspnetcore-runtime-dbg-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-runtime-10.0-debuginfo-10.0.10-1.el8_10.s390x.rpm
  • dotnet-sdk-10.0-10.0.110-1.el8_10.aarch64.rpm
  • aspnetcore-runtime-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-runtime-dbg-10.0-10.0.10-1.el8_10.x86_64.rpm
  • dotnet-host-debuginfo-10.0.10-1.el8_10.ppc64le.rpm
  • dotnet-sdk-10.0-10.0.110-1.el8_10.s390x.rpm

Fixes

CVEs

References

Additional information