{"action":"Upgrade wireshark to 2.4.1-1 or later.","affected":[{"fixed":"2.4.1-1","introduced":"0"}],"component":"wireshark","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.4.1-1"],"id":"tcs_01M5NC2P77WFE61N784ZB80QKP","modified_at":"2026-09-01T20:03:43.386153094Z","published_at":"2017-08-30T09:29:00.417Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-13764","https://security-tracker.debian.org/tracker/CVE-2017-13764"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-13764","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-13764"}],"summary":"In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addressed in epan/dissectors/packet-mbtcp.c by adding length validation."}