{"id":"DEBIAN-CVE-2026-4751","details":"NULL Pointer Dereference vulnerability in tmate-io tmate.This issue affects tmate: before 2.4.0.","modified":"2026-09-14T17:03:43.820549528Z","published":"2026-03-24T06:16:23.407Z","upstream":["CVE-2026-4751"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-4751"}],"affected":[{"package":{"name":"tmate","ecosystem":"Debian:12","purl":"pkg:deb/debian/tmate?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.0-2","2.4.0-3","2.4.0-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4751.json"}},{"package":{"name":"tmate","ecosystem":"Debian:13","purl":"pkg:deb/debian/tmate?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.0-3","2.4.0-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4751.json"}},{"package":{"name":"tmate","ecosystem":"Debian:14","purl":"pkg:deb/debian/tmate?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.0-3","2.4.0-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4751.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:L"}]}