ArchLinux: 201510-10: firefox: cross-origin restriction bypass
Summary
Security researcher Abdulrahman Alqabandi reported that the fetch() API did not correctly implement the Cross-Origin Resource Sharing (CORS) specification, allowing a malicious page to access private data from other origins. Mozilla developer Ben Kelly independently reported the same issue.
Resolution
Upgrade to 41.0.2-1.
# pacman -Syu "firefox>=41.0.2-1"
The problem has been fixed upstream in version 41.0.2.
References
https://www.mozilla.org/en-US/security/advisories/mfsa2015-115/ http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7184
Workaround
None.