system
Describe <CVE-2015-5940>.
user
What is <CVE-2015-5940>?
assistant
The Accelerate Framework component in Apple iOS before 9.1 and OS X before 10.11.1, when multi-threading is enabled, omits certain validation and locking steps, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site..