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High RLSA-2026:4450 2 CVEs

Important: .NET 9.0 security update

Published Mar 13, 2026 · Updated Mar 23, 2026

Summary

.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 9.0.115 and .NET Runtime 9.0.14.Security Fix(es):

* .net: .NET: Denial of Service via out-of-bounds read (CVE-2026-26127)

* asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-26130)

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.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 10 dotnet9.0 0:9.0.115-1.el10_1

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2446134
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2446098