{"schema_version":"1.7.5","id":"CVE-2016-6504","published":"2016-08-06T23:59:01.477Z","modified":"2026-07-08T12:54:08.272491Z","related":["SUSE-SU-2016:2212-1","SUSE-SU-2016:2453-1"],"details":"epan/dissectors/packet-ncp2222.inc in the NDS dissector in Wireshark 1.12.x before 1.12.13 does not properly maintain a ptvc data structure, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"4fab41a1f0e14e9124ea6a61e7bae42e95599495"},{"last_affected":"2f634e877a4e876803d035f2c118c25478130144"}],"database_specific":{"cpe":["cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.10:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.11:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.12:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.12.0"},{"last_affected":"1.12.0"},{"introduced":"1.12.1"},{"last_affected":"1.12.1"},{"introduced":"1.12.2"},{"last_affected":"1.12.2"},{"introduced":"1.12.3"},{"last_affected":"1.12.3"},{"introduced":"1.12.4"},{"last_affected":"1.12.4"},{"introduced":"1.12.5"},{"last_affected":"1.12.5"},{"introduced":"1.12.6"},{"last_affected":"1.12.6"},{"introduced":"1.12.7"},{"last_affected":"1.12.7"},{"introduced":"1.12.8"},{"last_affected":"1.12.8"},{"introduced":"1.12.9"},{"last_affected":"1.12.9"},{"introduced":"1.12.10"},{"last_affected":"1.12.10"},{"introduced":"1.12.11"},{"last_affected":"1.12.11"},{"introduced":"1.12.12"},{"last_affected":"1.12.12"}],"source":"CPE_STRING"}}],"versions":["1.12.0","1.12.1","1.12.10","1.12.11","1.12.12","1.12.2","1.12.3","1.12.4","1.12.5","1.12.6","1.12.7","1.12.8","1.12.9","wireshark-1.12.12","v1.12.12","v1.12.12rc0","wireshark-1.12.11","v1.12.11","v1.12.11rc0","wireshark-1.12.10","v1.12.10","v1.12.10rc0","wireshark-1.12.9","v1.12.9","v1.12.9rc0","wireshark-1.12.8","v1.12.8","v1.12.8rc0","wireshark-1.12.7","v1.12.7","v1.12.7rc0","wireshark-1.12.6","v1.12.6","v1.12.6rc0","wireshark-1.12.5","v1.12.5","v1.12.5rc0","wireshark-1.12.4","v1.12.4","v1.12.4rc0","wireshark-1.12.3","v1.12.3","wireshark-1.12.1","v1.12.1","v1.12.3rc0","wireshark-1.12.2","v1.12.2","v1.12.2rc0","v1.12.0rc0","wireshark-1.12.0","v1.12.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6504.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"4fab41a1f0e14e9124ea6a61e7bae42e95599495"},{"last_affected":"2f634e877a4e876803d035f2c118c25478130144"}],"database_specific":{"cpe":["cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.10:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.11:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:1.12.12:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.12.0"},{"last_affected":"1.12.0"},{"introduced":"1.12.1"},{"last_affected":"1.12.1"},{"introduced":"1.12.2"},{"last_affected":"1.12.2"},{"introduced":"1.12.3"},{"last_affected":"1.12.3"},{"introduced":"1.12.4"},{"last_affected":"1.12.4"},{"introduced":"1.12.5"},{"last_affected":"1.12.5"},{"introduced":"1.12.6"},{"last_affected":"1.12.6"},{"introduced":"1.12.7"},{"last_affected":"1.12.7"},{"introduced":"1.12.8"},{"last_affected":"1.12.8"},{"introduced":"1.12.9"},{"last_affected":"1.12.9"},{"introduced":"1.12.10"},{"last_affected":"1.12.10"},{"introduced":"1.12.11"},{"last_affected":"1.12.11"},{"introduced":"1.12.12"},{"last_affected":"1.12.12"}],"source":"CPE_STRING"}}],"versions":["1.12.0","1.12.1","1.12.10","1.12.11","1.12.12","1.12.2","1.12.3","1.12.4","1.12.5","1.12.6","1.12.7","1.12.8","1.12.9","wireshark-1.12.12","v1.12.12","v1.12.12rc0","wireshark-1.12.11","v1.12.11","v1.12.11rc0","wireshark-1.12.10","v1.12.10","v1.12.10rc0","wireshark-1.12.9","v1.12.9","v1.12.9rc0","wireshark-1.12.8","v1.12.8","v1.12.8rc0","wireshark-1.12.7","v1.12.7","v1.12.7rc0","wireshark-1.12.6","v1.12.6","v1.12.6rc0","wireshark-1.12.5","v1.12.5","v1.12.5rc0","wireshark-1.12.4","v1.12.4","v1.12.4rc0","wireshark-1.12.3","v1.12.3","wireshark-1.12.1","v1.12.1","v1.12.3rc0","wireshark-1.12.2","v1.12.2","v1.12.2rc0","v1.12.0rc0","wireshark-1.12.0","v1.12.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6504.json"}}],"references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/92164"},{"type":"WEB","url":"http://www.securitytracker.com/id/1036480"},{"type":"WEB","url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9eacbb4d48df647648127b9258f9e5aeeb0c7d99"},{"type":"WEB","url":"https://www.exploit-db.com/exploits/40194/"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3648"},{"type":"ADVISORY","url":"http://www.wireshark.org/security/wnpa-sec-2016-40.html"},{"type":"REPORT","url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12576"},{"type":"ARTICLE","url":"http://openwall.com/lists/oss-security/2016/07/28/3"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}