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Related Vulnerabilities: CVE-2021-30889

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.

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Description

The MITRE CVE dictionary describes this issue as:

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Additional Information

Bugzilla 2034386: CVE-2021-30889 webkitgtk: processing maliciously crafted web content may lead to arbitrary code execution
CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
FAQ: Frequently asked questions about CVE-2021-30889

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CVE-2021-30889

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