{"id":"UBUNTU-CVE-2014-9116","details":"The write_one_header function in mutt 1.5.23 does not properly handle newline characters at the beginning of a header, which allows remote attackers to cause a denial of service (crash) via a header with an empty body, which triggers a heap-based buffer overflow in the mutt_substrdup function.","modified":"2026-01-30T02:19:58.119135Z","published":"2014-12-02T00:00:00Z","related":["USN-2440-1"],"upstream":["CVE-2014-9116"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-9116"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1168463#c4"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2440-1"},{"type":"REPORT","url":"http://dev.mutt.org/trac/ticket/3716"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-9116"}],"affected":[{"package":{"name":"mutt","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.5.21-6.4ubuntu2.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.21-6.4ubuntu2.1"}]}],"versions":["1.5.21-6.4ubuntu1","1.5.21-6.4ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.5.21-6.4ubuntu2.1","binary_name":"mutt"},{"binary_version":"1.5.21-6.4ubuntu2.1","binary_name":"mutt-patched"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-9116.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}