{"action":"Upgrade heimdal to 1.5.dfsg.1-1 or later.","affected":[{"fixed":"1.5.dfsg.1-1","introduced":"0"}],"component":"heimdal","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.5.dfsg.1-1"],"id":"tcs_01M5N9XJSES6VHKHH2N8F9QQ91","modified_at":"2026-10-23T17:47:35.358377983Z","published_at":"2011-12-25T01:55:02.210Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4862","https://security-tracker.debian.org/tracker/CVE-2011-4862"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4862#Debian:13/heimdal","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4862"}],"summary":"Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possi"}