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CVE-2021-30983

Known Exploited (CISA KEV)HIGH
7.8
CVSS Severity Score
EPSS Score93.0970%
EPSS Percentile87.41th
PublishedAug 24, 2021
Last ModifiedOct 23, 2025

Vulnerability Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

Affected Platforms (CPE)

💻
Apple

Ipados

< 15.2
💻
Apple

Iphone Os

< 15.2

References & Advisories

🔗 https://support.apple.com/en-us/HT212976
🔗 https://support.apple.com/en-us/HT212976
🔗 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30983

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