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CVE-2020-9866 A buffer overflow was addressed with improved bounds checking

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A buffer overflow may result in arbitrary code execution.

Affected products and versions

Product Affected versions Fixed in
macOS 10.15 earliest → < 10.15 10.15
The 3813 CVEs of macOS →
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