{"action":"Upgrade lrzsz to 0.12.21rc-5 or later.","affected":[{"fixed":"0.12.21rc-5","introduced":"0"}],"component":"lrzsz","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.12.21rc-5"],"id":"tcs_01M5NPNJPNC6STR6PYTV5N1JPP","modified_at":"2026-10-13T08:00:06.635062054Z","published_at":"2026-10-06T14:17:41.620Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-105842","https://security-tracker.debian.org/tracker/CVE-2026-105842"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-105842#Debian:14/lrzsz","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-105842"}],"summary":"lrzsz before 0.13.0 contains a heap-based buffer overflow vulnerability in procheader() of the lrz receive utility when copying overlong sender-supplied filenames into Pathname. Malicious ZMODEM sende"}