SeaMonkey is an open source Web browser, email and newsgroup client, IRCchat client, and HTML editor.Several flaws were found in the processing of malformed web content. A webpage containing malicious content could cause SeaMonkey to crash or,potentially, execute arbitrary code as the user running SeaMonkey.(CVE-2009-1392, CVE-2009-1833, CVE-2009-1838, CVE-2009-1841)A flaw was found in the processing of malformed, local file content. If auser loaded malicious, local content via the file:// URL, it was possiblefor that content to access other local data. (CVE-2009-1835)All SeaMonkey users should upgrade to these updated packages, which correctthese issues. After installing the update, SeaMonkey must be restarted forthe changes to take effect.