This document describes the security content of Safari 11.1 (v. 11605.1.33.1.4, 12605.1.33.1.4, and 13605.1.33.1.4).
For our customers’ protection, Apple doesn’t disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
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Apple security documents reference vulnerabilities by CVE-ID when possible.
Released April 24, 2018
WebKit
Available for: OS X El Capitan 10.11.6, macOS Sierra 10.12.6, and macOS High Sierra 10.13.4
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2018-4200: Ivan Fratric of Google Project Zero
WebKit
Available for: OS X El Capitan 10.11.6, macOS Sierra 10.12.6, and macOS High Sierra 10.13.4
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved memory handling.
CVE-2018-4204: Richard Zhu (fluorescence) working with Trend Micro’s Zero Day Initiative, found by OSS-Fuzz
To check the version of Safari installed on your Mac:
Safari 11.1 (v. 11605.1.33.1.4, 12605.1.33.1.4, and 13605.1.33.1.4) includes the security content of Safari 11.1.
Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Contact the vendor for additional information.
Published Date: May 02, 2018