A logic issue was addressed with improved validation. This issue is fixed in macOS Ventura 13.3. Content Security Policy to block domains with wildcards may fail.
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 16.4 and iPadOS 16.4, macOS Ventura 13.3. Processing web content may lead to arbitrary code execution.
A use-after-free vulnerability in WebCore::RenderLayer::repaintBlockSelectionGaps in WebKitGTK before 2.36.8 allows attackers to execute code remotely.
A use-after-free vulnerability in WebCore::RenderLayer::updateDescendantDependentFlags in WebKitGTK before 2.36.8 allows attackers to execute code remotely.
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. 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.
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 15.3 and iPadOS 15.3, watchOS 8.4, tvOS 15.3, Safari 15.3, macOS Monterey 12.2. Processing maliciously crafted web content may lead to arbitrary code execution.