{"id":"CVE-2017-17997","details":"In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.","modified":"2026-03-14T09:23:00.860797Z","published":"2017-12-30T07:29:00.537Z","related":["MGASA-2018-0071","SUSE-SU-2018:0811-1","SUSE-SU-2018:0867-1"],"references":[{"type":"WEB","url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=80a695869c9aef2fb473d9361da068022be7cb50"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html"},{"type":"ADVISORY","url":"https://www.wireshark.org/security/wnpa-sec-2018-02.html"},{"type":"FIX","url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299"},{"type":"FIX","url":"https://code.wireshark.org/review/#/c/25063/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"0"},{"last_affected":"d8ff95388a73dcf76018778d48dcc31416396ae6"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.2.11"}]}}],"versions":["2.2.1rc0","backups/ethereal@18706","ethereal-0-3-15","ethereal-0.3.15","start","v1.11.0","v1.11.0-rc1","v1.11.1","v1.11.1-rc1","v1.11.2","v1.11.2-rc1","v1.11.3","v1.11.3-rc1","v1.11.4-rc1","v1.99.0","v1.99.0-rc1","v1.99.1","v1.99.10rc0","v1.99.1rc0","v1.99.2","v1.99.2rc0","v1.99.3","v1.99.3rc0","v1.99.4","v1.99.4rc0","v1.99.5","v1.99.5rc0","v1.99.6","v1.99.6rc0","v1.99.7","v1.99.7rc0","v1.99.8","v1.99.8rc0","v1.99.9","v1.99.9rc0","v2.1.0","v2.1.0rc0","v2.1.1","v2.1.1rc0","v2.1.2rc0","v2.2.0","v2.2.0rc0","v2.2.0rc1","v2.2.0rc2","v2.2.1","v2.2.10","v2.2.10rc0","v2.2.11","v2.2.11rc0","v2.2.1rc0","v2.2.2","v2.2.2rc0","v2.2.3","v2.2.3rc0","v2.2.4","v2.2.4rc0","v2.2.5","v2.2.5rc0","v2.2.6","v2.2.6rc0","v2.2.7","v2.2.7rc0","v2.2.8","v2.2.8rc0","v2.2.9","v2.2.9rc0","wireshark-1.11.3","wireshark-1.99.0","wireshark-1.99.1","wireshark-1.99.2","wireshark-1.99.3","wireshark-1.99.4","wireshark-1.99.5","wireshark-1.99.6","wireshark-1.99.7","wireshark-1.99.8","wireshark-1.99.9","wireshark-2.1.0","wireshark-2.1.1","wireshark-2.2.0","wireshark-2.2.0rc1","wireshark-2.2.0rc2","wireshark-2.2.1","wireshark-2.2.10","wireshark-2.2.11","wireshark-2.2.2","wireshark-2.2.3","wireshark-2.2.4","wireshark-2.2.5","wireshark-2.2.6","wireshark-2.2.7","wireshark-2.2.8","wireshark-2.2.9"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-17997.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"8.0"}]}]}}],"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"}]}