Vulnerability Description
Use-after-free vulnerability in the CSPService::ShouldLoad function in the microtask implementation in Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 allows remote attackers to execute arbitrary code by leveraging client-side JavaScript that triggers removal of a DOM object on the basis of a Content Policy.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | <= 38.1.0 |
| Mozilla | Thunderbird | <= 38.0.1 |
| Oracle | Solaris | 11.3 |
| Mozilla | Firefox Esr | 31.1 |
References
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2015-1207.html
- http://rhn.redhat.com/errata/RHSA-2015-1455.html
- http://www.debian.org/security/2015/dsa-3300
- http://www.mozilla.org/security/announce/2015/mfsa2015-63.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlThird Party Advisory
- http://www.securityfocus.com/bid/75541
- http://www.securitytracker.com/id/1032783
- http://www.securitytracker.com/id/1032784
- http://www.ubuntu.com/usn/USN-2656-1
- http://www.ubuntu.com/usn/USN-2656-2
- https://bugzilla.mozilla.org/show_bug.cgi?id=1149891Issue Tracking
- https://security.gentoo.org/glsa/201512-10
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
FAQ
What is CVE-2015-2731?
CVE-2015-2731 is a vulnerability with a CVSS score of 10.0 (HIGH). Use-after-free vulnerability in the CSPService::ShouldLoad function in the microtask implementation in Mozilla Firefox before 39.0, Firefox ESR 38.x before 38.1, and Thunderbird before 38.1 allows rem...
How severe is CVE-2015-2731?
CVE-2015-2731 has been rated HIGH with a CVSS base score of 10.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-2731?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Thunderbird, Oracle Solaris, Mozilla Firefox Esr.