{"action":"Upgrade tcpdf to 6.6.2+dfsg1-1+deb12u1 or later.","affected":[{"fixed":"6.6.2+dfsg1-1+deb12u1","introduced":"0"}],"component":"tcpdf","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.6.2+dfsg1-1+deb12u1"],"id":"tcs_01M5NMFY4BG8X19CMFRPXHKFN0","modified_at":"2026-11-02T12:02:56.950166508Z","published_at":"2024-12-27T05:15:08.130Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2024-56522","https://security-tracker.debian.org/tracker/CVE-2024-56522"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2024-56522","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2024-56522"}],"summary":"An issue was discovered in TCPDF before 6.8.0. unserializeTCPDFtag uses != (aka loose comparison) and does not use a constant-time function to compare TCPDF tag hashes."}