Advisory Details

December 15th, 2016

Apple OS X AppleBroadcomBluetoothHostController Type Confusion Privilege Escalation Vulnerability

CVE ID	CVE-2016-7617
CVSS SCORE	6.9, AV:L/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Apple
AFFECTED PRODUCTS	OS X
VULNERABILITY DETAILS	This vulnerability allows local attackers to execute arbitrary code on vulnerable installations of Apple OS X. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of the AppleBroadcomBluetoothHostController kext. The issue results from the lack of proper validation of user-supplied data which can result in a type confusion condition. An attacker can leverage this vulnerability to escalate privileges under the context of the kernel.
ADDITIONAL DETAILS	Apple has issued an update to correct this vulnerability. More details can be found at: https://support.apple.com/en-us/HT207423
DISCLOSURE TIMELINE	2016-09-08 - Vulnerability reported to vendor 2016-12-15 - Coordinated public release of advisory
CREDIT	Radu Motspan

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