CVE:CVE-2017-7805
CNNVD:CNNVD-201710-1040
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。
Mozilla Thunderbird 52.4之前的版本、Firefox ESR 52.4之前的版本和Firefox 56之前的版本中存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（释放后重用和崩溃）。
solution:Upgrade mozilla firefox to a higher version than 56.0,and avoid the version 56.0; Upgrade mozilla firefox_esr to a higher version than 52.4.0,and avoid the version 52.4.0; Upgrade mozilla thunderbird to a higher version than 52.4.0,and avoid the version 52.4.0; Upgrade debian debian_linux to a higher version than 7.0,8.0,9.0,and avoid the version 7.0,8.0,9.0