{"id":"DEBIAN-CVE-2026-23490","details":"pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.2, a Denial-of-Service issue has been found that leads to memory exhaustion from malformed RELATIVE-OID with excessive continuation octets. This vulnerability is fixed in 0.6.2.","modified":"2026-09-10T08:47:24.857069231Z","published":"2026-01-16T19:16:19.117Z","upstream":["CVE-2026-23490"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-23490"}],"affected":[{"package":{"name":"pyasn1","ecosystem":"Debian:12","purl":"pkg:deb/debian/pyasn1?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4.8-3+deb12u1"}]}],"versions":["0.4.8-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-23490.json"}},{"package":{"name":"pyasn1","ecosystem":"Debian:13","purl":"pkg:deb/debian/pyasn1?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-1+deb13u1"}]}],"versions":["0.6.1-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-23490.json"}},{"package":{"name":"pyasn1","ecosystem":"Debian:14","purl":"pkg:deb/debian/pyasn1?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.2-1"}]}],"versions":["0.6.1-1","0.6.2-1~bpo13+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-23490.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}