Apple · Os X · CVE-2015-6983
**Name of the Vulnerable Software and Affected Versions**
Apple iOS versions prior to 9.1
Apple OS X versions prior to 10.11.1
**Description**
A double free issue allows attackers to write to arbitrary files by using a crafted app that accesses `AtomicBufferedFile` descriptors.
**Recommendations**
For Apple iOS versions prior to 9.1, update to version 9.1 or later.
For Apple OS X versions prior to 10.11.1, update to version 10.11.1 or later.