{"id":"RLSA-2026:8471","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 10.0.106 and .NET Runtime 10.0.6.Security Fix(es):\n\n* dotnet: .NET: Security Bypass and Denial of Service Vulnerability (CVE-2026-26171)\n\n* dotnet: .NET: Denial of Service via stack overflow (CVE-2026-32203)\n\n* dotnet: .NET: Denial of Service via Infinite Recursion in XmlDecryptionTransform (CVE-2026-33116)\n\n* dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw (CVE-2026-32178)\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.","modified":"2026-04-19T00:30:12.959872Z","published":"2026-04-19T00:04:03.622890Z","upstream":["CVE-2026-26171","CVE-2026-32178","CVE-2026-32203","CVE-2026-33116"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:8471"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457739"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457740"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457741"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457781"}],"affected":[{"package":{"name":"dotnet10.0","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/dotnet10.0?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:10.0.106-1.el9_7"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8471.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}