6.8
CVSSv2

CVE-2017-2536

Published: 22/05/2017 Updated: 08/03/2019
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 685
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Summary

An issue exists in certain Apple products. iOS prior to 10.3.2 is affected. Safari prior to 10.1.1 is affected. tvOS prior to 10.2.1 is affected. The issue involves the "WebKit" component. It allows remote malicious users to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

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apple safari

apple iphone os

apple tvos

Exploits

Sources: phoenhexre/2017-06-02/arrayspread githubcom/phoenhex/files/blob/master/exploits/spread-overflow JavaScriptCore will allocate a JSFixedArray for every spread operand of the array literal (in slow_path_spread) As such, roughly 4 billion JSValues will have to be allocated, taking up 32 GiB in RAM Luckily, this isn’t muc ...