{"id":"DEBIAN-CVE-2020-8252","details":"The implementation of realpath in libuv \u003c 10.22.1, \u003c 12.18.4, and \u003c 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.","modified":"2026-09-01T16:04:34.541087348Z","published":"2020-09-18T21:15:13.497Z","upstream":["CVE-2020-8252"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2020-8252"}],"affected":[{"package":{"name":"libuv1","ecosystem":"Debian:12","purl":"pkg:deb/debian/libuv1?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.39.0-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-8252.json"}},{"package":{"name":"libuv1","ecosystem":"Debian:13","purl":"pkg:deb/debian/libuv1?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.39.0-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-8252.json"}},{"package":{"name":"libuv1","ecosystem":"Debian:14","purl":"pkg:deb/debian/libuv1?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.39.0-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-8252.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}