CVE:CVE-2012-2827
CNNVD:CNNVD-201206-490
Google Chrome是美国谷歌（Google）公司开发的一款Web浏览器。
基于Mac OS X系统的Google Chrome 20.0.1132.43之前版本中的UI中存在释放后使用漏洞。远程攻击者可利用该漏洞通过未知向量导致拒绝服务或未明其他影响。
solution:Upgrade google chrome to a higher version than 20.0.1132.42,20.0.1132.0,20.0.1132.1,20.0.1132.2,20.0.1132.3,20.0.1132.4,20.0.1132.5,20.0.1132.6,20.0.1132.7,20.0.1132.8,20.0.1132.9,20.0.1132.10,20.0.1132.11,20.0.1132.12,20.0.1132.13,20.0.1132.14,20.0.1132.15,20.0.1132.16,20.0.1132.17,20.0.1132.18,20.0.1132.19,20.0.1132.20,20.0.1132.21,20.0.1132.22,20.0.1132.23,20.0.1132.24,20.0.1132.25,20.0.1132.26,20.0.1132.27,20.0.1132.28,20.0.1132.29,20.0.1132.30,20.0.1132.31,20.0.1132.32,20.0.1132.33,20.0.1132.34,20.0.1132.35,20.0.1132.36,20.0.1132.37,20.0.1132.38,20.0.1132.39,20.0.1132.40,20.0.1132.41,and avoid the version (,20.0.1132.42],20.0.1132.0,20.0.1132.1,20.0.1132.2,20.0.1132.3,20.0.1132.4,20.0.1132.5,20.0.1132.6,20.0.1132.7,20.0.1132.8,20.0.1132.9,20.0.1132.10,20.0.1132.11,20.0.1132.12,20.0.1132.13,20.0.1132.14,20.0.1132.15,20.0.1132.16,20.0.1132.17,20.0.1132.18,20.0.1132.19,20.0.1132.20,20.0.1132.21,20.0.1132.22,20.0.1132.23,20.0.1132.24,20.0.1132.25,20.0.1132.26,20.0.1132.27,20.0.1132.28,20.0.1132.29,20.0.1132.30,20.0.1132.31,20.0.1132.32,20.0.1132.33,20.0.1132.34,20.0.1132.35,20.0.1132.36,20.0.1132.37,20.0.1132.38,20.0.1132.39,20.0.1132.40,20.0.1132.41