CVE-2021-30916

Home/CVE/A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1,

CVE

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1,

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

HIGH · CVSS 7.8 EPSS 0.00387

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules8 YARA rules0

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Weakness Classification

CWE-787Out-of-bounds Write

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Affected Products & Versions

apple ipad os< 14.8.1
apple ipadosall versions
apple iphone os< 14.8.1
apple iphone osall versions
apple mac os x< 10.15.7
apple mac os xall versions
apple macos>= 11.0 and < 11.6.1
apple macosall versions
Show all 10 affected productsapple tvos< 15.2
apple watchos< 8.3

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighSuspicious Microsoft Office Child Process - MacOS

producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS

producthighBinary Padding - MacOS

productmediumSuspicious Execution via macOS Script Editor

productmediumSystem Information Discovery Via Sysctl - MacOS

productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS

Show all 8 top matches

productmediumSuspicious MacOS Firmware Activity

productmediumDisk Image Mounting Via Hdiutil - MacOS

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