Apple WebKit Memory Corruption Vulnerability Leading to Safari Crash

Vulnerability

A use-after-free vulnerability has been identified in the WebKit component of Apple products, including macOS Sequoia 15.4, iPadOS 18.4, tvOS 18.4, and visionOS 2.4. This vulnerability allows processing of maliciously crafted web content, which can lead to an unexpected crash of the Safari browser. The issue arises from improper memory management, creating a scenario where the application can be tricked into accessing memory that has already been freed, potentially causing instability or crashes.

Impact

Exploitation of this vulnerability causes a crash in the Safari browser, disrupting the user experience and potentially leading to a denial-of-service condition.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
4.4
remediation
7.7
relevance
0.0
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.