{"action":"Upgrade libu2f-host to 1.1.9-1 or later.","affected":[{"fixed":"1.1.9-1","introduced":"0"}],"component":"libu2f-host","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.1.9-1"],"id":"tcs_01M5NED76NCXT6HZ3PWAC0WST9","modified_at":"2026-09-21T07:03:26.486309577Z","published_at":"2019-03-05T23:29:02.943Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-9578","https://security-tracker.debian.org/tracker/CVE-2019-9578"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-9578#Debian:13/libu2f-host","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-9578"}],"summary":"In devs.c in Yubico libu2f-host before 1.1.8, the response to init is misparsed, leaking uninitialized stack memory back to the device."}