{"action":"Upgrade wireshark to 2.6.4-r0 or later.","affected":[{"fixed":"2.6.4-r0","introduced":"2.4.0"}],"component":"wireshark","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.14","exploited":false,"fixed_versions":["2.6.4-r0"],"id":"tcs_01M6GDSYCK0PEX3WGD6D2VGEGN","modified_at":"2026-11-03T06:31:17.745001221Z","published_at":"2018-10-12T06:29:01.347Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-18227","https://security.alpinelinux.org/vuln/CVE-2018-18227"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-18227#Alpine:v3.14/wireshark","url":"https://osv.dev/vulnerability/ALPINE-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."}