{"id":"RLSA-2026:97386","summary":"Important: go-fdo-client security update","details":"go-fdo-client is the device-side implementation of FIDO Device Onboard specification in Go. It provides an FDO client that interacts with FDO manufacturer and owner servers to perform device on-boarding.\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\n* net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)\n\n* golang.org/x/net/idna: golang: net/http: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)\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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 10 Release Notes linked from the References section.","modified":"2026-11-13T06:30:04.483087151Z","published":"2026-11-13T06:06:59.212490Z","upstream":["CVE-2026-25679","CVE-2026-27137","CVE-2026-33811","CVE-2026-39821"],"database_specific":{"source_advisory":"RHSA-2026:97386","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:97386"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445345"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2480756"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467822"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2445356"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:97386"}],"affected":[{"package":{"name":"go-fdo-client-debuginfo","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client-debuginfo?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}},{"package":{"name":"go-fdo-client","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}},{"package":{"name":"go-fdo-client-debugsource","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client-debugsource?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}},{"package":{"name":"go-fdo-client-debugsource","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client-debugsource?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}},{"package":{"name":"go-fdo-client","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}},{"package":{"name":"go-fdo-client-debuginfo","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/go-fdo-client-debuginfo?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-9.el10_3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:97386.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}