{"action":"Upgrade openssh to 1:7.3p1-2 or later.","affected":[{"fixed":"1:7.3p1-2","introduced":"0"}],"component":"openssh","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:7.3p1-2"],"id":"tcs_01M5NBSNF65F57FN79TMCWAND8","modified_at":"2026-09-22T07:02:28.346670515Z","published_at":"2016-12-09T11:59:00.207Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-8858","https://security-tracker.debian.org/tracker/CVE-2016-8858"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-8858#Debian:13/openssh","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-8858"}],"summary":"The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a"}