CVE:CVE-2015-2731
CNNVD:CNNVD-201507-115
Mozilla Firefox、Firefox ESR和Thunderbird都是由美国Mozilla基金会开发的产品。Firefox是一款开源Web浏览器，Firefox ESR是Firefox的一个延长支持版本。Thunderbird是从Mozilla Application Suite中独立出来的一套电子邮件客户端软件。
多款Mozilla产品的microtask实现过程中的‘CSPService::ShouldLoad’函数存在释放后重用漏洞。远程攻击者可借助client-side JavaScript利用该漏洞执行任意代码。以下产品及版本受到影响：Mozilla Firefox 39.0之前版本，Firefox ESR 38.1之前38.x版本，Thunderbird 38.1之前版本。
solution:Upgrade mozilla firefox to a higher version than 38.1.0,and avoid the version (,38.1.0]; Upgrade mozilla thunderbird to a higher version than 38.0.1,and avoid the version (,38.0.1]; Upgrade oracle solaris to a higher version than 11.3,and avoid the version 11.3; Upgrade mozilla firefox_esr to a higher version than 31.0,31.1,31.1.0,31.1.1,31.2,31.3,31.3.0,31.4,31.5,31.5.1,31.5.2,31.5.3,31.6.0,31.7.0,38.0,and avoid the version 31.0,31.1,31.1.0,31.1.1,31.2,31.3,31.3.0,31.4,31.5,31.5.1,31.5.2,31.5.3,31.6.0,31.7.0,38.0