{"id":"CVE-2009-2958","details":"The tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.","modified":"2026-04-10T03:40:52.914082Z","published":"2009-09-02T15:30:01Z","references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/36563"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-827-1"},{"type":"ADVISORY","url":"https://rhn.redhat.com/errata/RHSA-2010-0095.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=519020"},{"type":"WEB","url":"http://www.coresecurity.com/content/dnsmasq-vulnerabilities"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2009-1238.html"},{"type":"WEB","url":"http://www.securityfocus.com/bid/36120"},{"type":"WEB","url":"http://www.thekelleys.org.uk/dnsmasq/CHANGELOG"},{"type":"WEB","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9816"}],"schema_version":"1.7.5"}