{"id":"CVE-2016-4021","details":"The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \\xa3\\x03 string.","modified":"2026-07-08T05:48:11.731067811Z","published":"2016-05-26T14:59:01.167Z","database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"22"},{"last_affected":"22"},{"introduced":"23"},{"last_affected":"23"},{"introduced":"24"},{"last_affected":"24"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora"}]},"references":[{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183750.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184617.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184689.html"},{"type":"FIX","url":"https://github.com/kazu-yamamoto/pgpdump/pull/16"},{"type":"EVIDENCE","url":"http://seclists.org/bugtraq/2016/Apr/99"},{"type":"EVIDENCE","url":"https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2016-030.txt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kazu-yamamoto/pgpdump","events":[{"introduced":"0"},{"last_affected":"24de1785eae5b992c5decae70263422c0f31934a"}],"database_specific":{"cpe":"cpe:2.3:a:pgpdump_project:pgpdump:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"0.29"}],"source":"CPE_RANGE"}}],"versions":["v0.29","v0.28","v0.27","v0.26","v0.25","v0.24","v0.23","v0.22","v0.21","v0.20","v0.19","v0.18","v0.17","v0.16","v0.15","v0.14","v0.13","v0.12","v0.11","v0.10","v0.09","v0.08","v0.07","v0.06","v0.05","v0.04","v0.03","v0.02","v0.01"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4021.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}