Headline
CVE-2023-23529: About the security content of Safari 16.3
A type confusion issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.2.1, iOS 16.3.1 and iPadOS 16.3.1, Safari 16.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited…
This document describes the security content of Safari 16.3.
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Safari 16.3*
Released February 13, 2023
WebKit
Available for: macOS Big Sur and macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Description: A type confusion issue was addressed with improved checks.
WebKit Bugzilla: 251944
CVE-2023-23529: an anonymous researcher
* After installing this update, the build number for Safari 16.3 is 16614.4.6.11.6 on macOS Big Sur and 17614.4.6.11.6 on macOS Monterey.
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: February 21, 2023
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