CVE-2015-2731

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.

• How can I get the fixes?
• What do statuses mean?

References

• MITRE
• NVD
• Launchpad
• Debian

Related Ubuntu Security Notices (USN)

• USN-2656-1
• Firefox vulnerabilities
• 9 July 2015
• USN-2656-2
• Firefox vulnerabilities
• 15 July 2015

Other references

• https://www.mozilla.org/en-US/security/advisories/mfsa2015-63/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1149891
• http://www.mozilla.org/security/announce/2015/mfsa2015-63.html
• https://www.cve.org/CVERecord?id=CVE-2015-2731