{"id":"ALSA-2026:62577","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: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810)\n  * encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)\n  * net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)\n  * crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)\n\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","modified":"2026-09-05T11:00:04.900637171Z","published":"2026-09-02T00:00:00Z","related":["CVE-2026-33810","CVE-2026-33818","CVE-2026-56860","CVE-2026-56862"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:62577"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33810"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33818"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56860"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56862"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456335"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515815"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515820"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515839"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-62577.html"}],"affected":[{"package":{"name":"go-fdo-client","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/go-fdo-client"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0-4.el10_2.7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:62577.json"}}],"schema_version":"1.9.0"}