{"action":"Upgrade libssh to 0.5.3-1 or later.","affected":[{"fixed":"0.5.3-1","introduced":"0"}],"component":"libssh","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["0.5.3-1"],"id":"tcs_01M5NA54DD1FZFECD3HTTYCNWK","modified_at":"2026-10-23T17:47:35.211712367Z","published_at":"2012-11-30T22:55:01.720Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-4561","https://security-tracker.debian.org/tracker/CVE-2012-4561"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-4561#Debian:13/libssh","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-4561"}],"summary":"The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free \"an invalid pointer on an er"}