{"schema_version": "1.7.0", "id": "RLSA-2026:4453", "modified": "2026-03-13T12:09:08.321916Z", "published": "2026-03-13T12:06:58.174665Z", "upstream": ["CVE-2026-26127", "CVE-2026-26130"], "summary": "Important: .NET 10.0 security update", "details": ".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.\n\nNew versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.104 and .NET Runtime 10.0.4.Security Fix(es):\n\n* .net: .NET: Denial of Service via out-of-bounds read (CVE-2026-26127)\n\n* asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-26130)\n\nFor 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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "dotnet10.0", "purl": "pkg:rpm/rocky-linux/dotnet10.0?distro=rocky-linux-10&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:10.0.104-1.el10_1"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:4453"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2446134"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2446098"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}