{"action":"Upgrade libssh to 0.12.1-1 or later.","affected":[{"fixed":"0.12.1-1","introduced":"0"}],"component":"libssh","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.12.1-1"],"id":"tcs_01M5NT5ZGAPPX8MTGRFP99C9C8","modified_at":"2026-09-23T08:47:32.066840454Z","published_at":"2026-07-21T12:18:57.727Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59842","https://security-tracker.debian.org/tracker/CVE-2026-59842"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59842","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59842"}],"summary":"A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an o"}