Published: 03/04/2018 Updated: 27/04/2018

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: 828

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

An issue exists in certain Apple products. iOS prior to 11.2.5 is affected. tvOS prior to 11.2.5 is affected. watchOS prior to 4.2.2 is affected. The issue involves the "Graphics Driver" component. It allows malicious users to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

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apple iphone os
apple apple tv
apple watchos

Adam Donenfeld's kernel bug for iOS

doadam-videodecoder-bug Adam Donenfeld's kernel bug for iOS Reference to his paper: phrackorg/papers/viewer_discretion_advisedhtml His blog: blogzimperiumcom/cve-2018-4109-overwriting-kernel-memory-video-packets/#W-ycO6YuW7Ftwitter Just modded it into an actual iOS app for convenience

CWE-119 https://support.apple.com/HT208464 https://support.apple.com/HT208463 https://support.apple.com/HT208462 https://nvd.nist.gov https://github.com/userlandkernel/doadam-videodecoder-bug

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CVE-2018-4109

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