Vulnerability Description
A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.
CVSS Score
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 49.0.2 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/93811Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037077Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1309823Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-87/Vendor Advisory
- http://www.securityfocus.com/bid/93811Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037077Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1309823Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-87/Vendor Advisory
FAQ
What is CVE-2016-5287?
CVE-2016-5287 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.
How severe is CVE-2016-5287?
CVE-2016-5287 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-5287?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.