{"id":"DEBIAN-CVE-2026-48852","details":"PuTTY 0.71 before 0.84 has an assertion failure in ECDSA signature verification.","modified":"2026-09-14T17:03:16.108661386Z","published":"2026-05-25T21:16:35.543Z","upstream":["CVE-2026-48852"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-48852"}],"affected":[{"package":{"name":"putty","ecosystem":"Debian:12","purl":"pkg:deb/debian/putty?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.78-2","0.78-2+deb12u1","0.78-2+deb12u2","0.78-3","0.79-1","0.80-1","0.81-1","0.81-2","0.81-3","0.82-1","0.82-2","0.83-1","0.83-2","0.83-3","0.84-1","0.85-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48852.json"}},{"package":{"name":"putty","ecosystem":"Debian:13","purl":"pkg:deb/debian/putty?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.83-3","0.84-1","0.85-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48852.json"}},{"package":{"name":"putty","ecosystem":"Debian:14","purl":"pkg:deb/debian/putty?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.84-1"}]}],"versions":["0.83-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48852.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}