{"action":"Upgrade wireshark to 1.6.3-1 or later.","affected":[{"fixed":"1.6.3-1","introduced":"0"}],"component":"wireshark","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.6.3-1"],"id":"tcs_01M5N9WFEM1DS2FD3VQPER2PM6","modified_at":"2026-10-23T17:47:28.883259902Z","published_at":"2011-11-03T15:55:00.950Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4100","https://security-tracker.debian.org/tracker/CVE-2011-4100"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4100","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4100"}],"summary":"The csnStreamDissector function in epan/dissectors/packet-csn1.c in the CSN.1 dissector in Wireshark 1.6.x before 1.6.3 does not initialize a certain variable, which allows remote attackers to cause a"}