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CVE-2021-30738 A malicious application may be able to overwrite arbitrary files

Description

A malicious application may be able to overwrite arbitrary files. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Mojave. An issue with path validation logic for hardlinks was addressed with improved path sanitization.

Affected products and versions

Product Affected versions Fixed in
macOS 2021 earliest → < 2021 2021
The 3813 CVEs of macOS →
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