{"id":"DEBIAN-CVE-2026-88648","details":"Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates.","modified":"2026-10-09T11:00:09.158035839Z","published":"2026-10-08T19:20:52.703Z","upstream":["CVE-2026-88648"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-88648"}],"affected":[{"package":{"name":"gnutls28","ecosystem":"Debian:12","purl":"pkg:deb/debian/gnutls28?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.7.9-2","3.7.9-2+deb12u1","3.7.9-2+deb12u2","3.7.9-2+deb12u3","3.7.9-2+deb12u4","3.7.9-2+deb12u5","3.7.9-2+deb12u6","3.7.9-2+deb12u7","3.7.9-2+loong64","3.8.0+git20230413-1","3.8.0+git20230529-1","3.8.0+git20230713-1","3.8.1-1","3.8.1-2","3.8.1-3","3.8.1-4","3.8.10-1","3.8.10-2","3.8.10-3","3.8.11-1","3.8.11-2","3.8.11-3","3.8.12-1","3.8.12-2","3.8.12-3","3.8.12-4","3.8.13-1","3.8.2-1","3.8.3-1","3.8.3-1.1","3.8.3-1.1~exp1","3.8.4-1","3.8.4-2","3.8.5-1","3.8.5-2","3.8.5-3","3.8.5-4","3.8.6-1","3.8.6-2","3.8.7.1-1","3.8.8-1","3.8.8-2","3.8.9-1","3.8.9-2","3.8.9-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-88648.json"}},{"package":{"name":"gnutls28","ecosystem":"Debian:13","purl":"pkg:deb/debian/gnutls28?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.8.10-1","3.8.10-2","3.8.10-3","3.8.11-1","3.8.11-2","3.8.11-3","3.8.12-1","3.8.12-2","3.8.12-3","3.8.12-4","3.8.13-1","3.8.9-3","3.8.9-3+deb13u1","3.8.9-3+deb13u2","3.8.9-3+deb13u3","3.8.9-3+deb13u4"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-88648.json"}},{"package":{"name":"gnutls28","ecosystem":"Debian:14","purl":"pkg:deb/debian/gnutls28?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.8.10-1","3.8.10-2","3.8.10-3","3.8.11-1","3.8.11-2","3.8.11-3","3.8.12-1","3.8.12-2","3.8.12-3","3.8.12-4","3.8.13-1","3.8.9-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-88648.json"}}],"schema_version":"1.9.0"}