{"id":"RLSA-2025:18148","summary":"Important: .NET 8.0 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 8.0.121 and .NET Runtime 8.0.21.Security Fix(es):\n\n* dotnet: .NET Information Disclosure Vulnerability (CVE-2025-55248)\n\n* dotnet: .NET Security Feature Bypass Vulnerability (CVE-2025-55315)\n\n* dotnet: .NET Denial of Service Vulnerability (CVE-2025-55247)\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":"2025-10-17T08:47:07.207014Z","published":"2025-10-17T08:01:16.268483Z","upstream":["CVE-2025-55247","CVE-2025-55248","CVE-2025-55315"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:18148"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2403083"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2403085"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2403086"}],"affected":[{"package":{"name":"dotnet8.0","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/dotnet8.0?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.0.121-1.el8_10"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:18148.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}