{"action":"Upgrade lasso to 2.2.1-2 or later.","affected":[{"fixed":"2.2.1-2","introduced":"0"}],"component":"lasso","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.2.1-2"],"id":"tcs_01M5N97472WSW8HWPN40ZF062J","modified_at":"2026-10-23T17:47:28.214156549Z","published_at":"2009-01-07T18:30:15.860Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2009-0050","https://security-tracker.debian.org/tracker/CVE-2009-0050"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2009-0050#Debian:13/lasso","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2009-0050"}],"summary":"Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/T"}