Published: 20/05/2016 Updated: 01/12/2016

CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6

CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8

VMScore: 935

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

The AppleGraphicsControlClient::checkArguments method in AppleGraphicsControl in Apple OS X prior to 10.11.5 allows malicious users to execute arbitrary code in a privileged context or cause a denial of service (NULL pointer dereference) via a crafted app.

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/* Source: bugschromiumorg/p/project-zero/issues/detail?id=783 The method AppleGraphicsControlClient::checkArguments does actually appear to test whether the pointer at this+0xd8 is non-null, but uses it anyway :) We can race external methods which call this with another thread calling IOServiceClose to get a NULL pointer there By map ...

NVD-CWE-Other https://support.apple.com/HT206567 http://lists.apple.com/archives/security-announce/2016/May/msg00004.html https://www.exploit-db.com/exploits/39922/https://bugs.chromium.org/p/project-zero/issues/detail?id=783 http://packetstormsecurity.com/files/137402/OS-X-AppleMuxControl.kext-NULL-Pointer-Dereference.html http://www.securityfocus.com/bid/90696 http://www.securitytracker.com/id/1035895 https://nvd.nist.gov https://www.exploit-db.com/exploits/39922/

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CVE-2016-1794

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