Mozilla has published security advisories to address multiple vulnerabilities found in Firefox. These vulnerabilities are caused by memory safety bugs, library flaw, out-of-bounds read and use-after-free error, etc. A remote attacker could entice a user to open a web page with specially crafted content to exploit the vulnerabilities.
A successful attack could lead to allow arbitrary code execution, files manipulation, privilege escalation, spoofing or application crash on an affected system.
Mozilla has released new versions of the product to address the issues and they can be downloaded at the following URLs:
Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
https://www.mozilla.org/en-US/security/advisories/mfsa2017-15/
https://www.mozilla.org/en-US/security/advisories/mfsa2017-16/
https://www.hkcert.org/my_url/en/alert/17061403
https://www.us-cert.gov/ncas/current-activity/2017/06/13/Mozilla-Releases-Security-Updates
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5470 (to CVE-2017-5472)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7749 (to CVE-2017-7752)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7754 (to CVE-2017-7768)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7770 (to CVE-2017-7778)