About the security content of Safari 11.0.3 - Apple Support

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Safari 11.0.3

Released January 23, 2018

WebKit

Available for: OS X El Capitan 10.11.6, macOS Sierra 10.12.6, and macOS High Sierra 10.13.3

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: Multiple memory corruption issues were addressed with improved memory handling.

CVE-2018-4088: Jeonghoon Shin of Theori

CVE-2018-4089: Ivan Fratric of Google Project Zero

CVE-2018-4096: found by OSS-Fuzz

CVE-2018-4147: found by OSS-Fuzz

CVE-2017-7830: Jun Kokatsu (@shhnjk)

Entry updated October 18, 2018