Race Condition Vulnerability in PDF File Handling

CVE-2021-30786 · HIGH Severity

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

Learn more about our Cis Benchmark Audit For Apple Ios.