Apple has released updates for four security holes in QuickTime and fixed three flaws in the iPhone and iPod Touch. All four of the QuickTime vulnerabilities were able to end in “arbitrary code execution,” meaning that attacker can inject malware or hijack the system. None of the patches fix the vulnerability disclosed last week by Italian researcher Luigi Auriemma, who posted a proof-of-conceptexploit for another flaw in the Real-Time Streaming Protocol (RTSP).

Social networking site Myspace has reached an agreement with the attorneys general of 49 US states to protect children from sexual predators on the site. Measures will include safety tools for online authentication, new design changes for preventing under-aged children to access the site, protecting minors from inappropriate contacts and educative processes for parents and educators. Also Myspace and Attorneys General will work together to support initiatives that will enhance the ability of law enforcement officials to investigate and prosecute Internet crimes.