CVE:CVE-2011-3021
CNNVD:CNNVD-201202-334
Google Chrome是美国谷歌（Google）公司开发的一款Web浏览器。
Google Chrome 17.0.963.56之前版本中存在释放后使用漏洞。远程攻击者可利用此漏洞借助与加载子窗口相关的向量，导致拒绝服务或可能产生其它未明影响。
solution:Upgrade google chrome to a higher version than 17.0.963.56,and avoid the version (,17.0.963.56); Upgrade apple itunes to a higher version than 10.7,and avoid the version (,10.7); Upgrade apple safari to a higher version than 6.0,and avoid the version (,6.0); Upgrade apple iphone_os to a higher version than 6.0,and avoid the version (,6.0)