{"action":"Upgrade wireshark to 2.6.4-1 or later.","affected":[{"fixed":"2.6.4-1","introduced":"0"}],"component":"wireshark","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.6.4-1"],"id":"tcs_01M5ND6PJHFQGQFJAG23TYNP41","modified_at":"2026-10-23T18:04:47.097178505Z","published_at":"2018-10-12T06:29:01.347Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-18227","https://security-tracker.debian.org/tracker/CVE-2018-18227"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-18227#Debian:13/wireshark","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-18227"}],"summary":"In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was addressed in epan/dissectors/packet-mswsp.c by properly handling NULL return values."}