{"id":"CVE-2021-20216","details":"A flaw was found in Privoxy in versions before 3.0.31. A memory leak that occurs when decompression fails unexpectedly may lead to a denial of service. The highest threat from this vulnerability is to system availability.","modified":"2026-03-14T01:31:29.505226Z","published":"2021-03-25T19:15:13.283Z","related":["MGASA-2021-0089","openSUSE-SU-2021:0265-1","openSUSE-SU-2021:0279-1","openSUSE-SU-2024:11193-1"],"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-16"},{"type":"ADVISORY","url":"https://www.openwall.com/lists/oss-security/2021/01/31/2"},{"type":"ADVISORY","url":"https://www.privoxy.org/3.0.31/user-manual/whatsnew.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1923256"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"3.0.31"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20216.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}