About the security content of Safari 17.1.2

This document describes the security content of Safari 17.1.2.

About Apple security updates

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Safari 17.1.2

Released November 30, 2023

WebKit

Available for: macOS Monterey and macOS Ventura

Impact: Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

Description: An out-of-bounds read was addressed with improved input validation.

WebKit Bugzilla: 265041

CVE-2023-42916: Clément Lecigne of Google’s Threat Analysis Group

WebKit

Available for: macOS Monterey and macOS Ventura

Impact: Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

Description: A memory corruption vulnerability was addressed with improved locking.

WebKit Bugzilla: 265067

CVE-2023-42917: Clément Lecigne of Google’s Threat Analysis Group

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Published Date: June 12, 2024