{"id":"RLSA-2026:19181","summary":"Important: golang security update","details":"The golang packages provide the Go programming language compiler.\n\nSecurity Fix(es):\n\n* crypto/x509: Incorrect enforcement of email constraints in crypto/x509 (CVE-2026-27137)\n\n* net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)\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":"2026-05-28T16:00:25.777135812Z","published":"2026-05-28T15:43:06.024531Z","upstream":["CVE-2026-25679","CVE-2026-27137"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:19181"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445345"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445356"}],"affected":[{"package":{"name":"golang","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/golang?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.2-1.el9_8"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:19181.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"}]}