{"id":"CVE-2009-1959","details":"Off-by-one error in the event_wallops function in fe-common/irc/fe-events.c in irssi 0.8.13 allows remote IRC servers to cause a denial of service (crash) via an empty command, which triggers a one-byte buffer under-read and a one-byte buffer underflow.","modified":"2026-04-10T03:40:48.488107Z","published":"2009-06-08T01:00:00Z","related":["openSUSE-SU-2024:10455-1"],"references":[{"type":"ADVISORY","url":"http://bugs.irssi.org/index.php?do=details&task_id=662"},{"type":"ADVISORY","url":"http://secunia.com/advisories/35685"},{"type":"ADVISORY","url":"http://secunia.com/advisories/35812"},{"type":"ADVISORY","url":"http://secunia.com/advisories/36152"},{"type":"ADVISORY","url":"http://www.irssi.org/ChangeLog"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:133"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/usn-800-1"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2009/1596"},{"type":"EVIDENCE","url":"http://bugs.irssi.org/index.php?do=details&task_id=662"},{"type":"EVIDENCE","url":"http://www.irssi.org/ChangeLog"},{"type":"EVIDENCE","url":"http://xorl.wordpress.com/2009/05/28/irssi-event_wallops-off-by-one-readwrite/"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2009/05/29/3"},{"type":"WEB","url":"http://www.securityfocus.com/bid/35399"},{"type":"WEB","url":"http://www.securitytracker.com/id?1022410"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/51184"},{"type":"WEB","url":"https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00146.html"}],"schema_version":"1.7.5"}