{"id":"RLSA-2022:0495","summary":"Important: .NET 5.0 security and bugfix 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 5.0.211 and .NET Runtime 5.0.14.\n\nSecurity Fix(es):\n\n* dotnet: ASP.NET Core Krestel HTTP headers pooling denial of service (CVE-2022-219862)\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":"2026-03-11T06:01:51.834576Z","published":"2022-02-09T08:26:30Z","upstream":["CVE-2022-21986"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2022:0495"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2051490"}],"affected":[{"package":{"name":"dotnet5.0","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/dotnet5.0?distro=rocky-linux-8-5-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:5.0.211-1.el8_5"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2022:0495.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"}]}