Mozilla 发布了安全性公告,以应对于 Firefox 中发现的多个漏洞。造成这些漏洞的原因包括浏览器引擎的内存安全性错误、释放后使用(use-after-free)错误、处理MPEG4影片时的整数满溢问题、以及Libvpx链接库播放WebM影片时的缓冲区满溢问题。远程攻击者可诱使用户开启包含特制内容的网页来攻击这些漏洞。
成功利用这些漏洞的攻击者可以终止程序执行、绕过保安限制、提高权限和执行远程程序代码。
Mozilla发行了有关产品的新版本以应对以上问题。用户可从以下网址下载:
受影响系统的用户应遵从产品供货商的建议,立即采取行动以降低风险。
https://www.mozilla.org/en-US/security/advisories/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-79/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-80/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-81/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-82/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-83/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-84/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-85/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-86/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-87/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-88/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-89/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-90/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-91/
https://www.mozilla.org/en-US/security/advisories/mfsa2015-92/
https://wiki.mozilla.org/Enterprise/Firefox/ExtendedSupport:Proposal
https://www.hkcert.org/my_url/en/alert/15081216
https://www.us-cert.gov/ncas/current-activity/2015/08/11/Mozilla-Releases-Security-Updates-Firefox-Firefox-ESR-and-Firefox
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4473 (to CVE-2015-4475)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4477 (to CVE-2015-4493)