CVE-2021-30736

HIGH | Platform: watchOS | Changelog

CVE Details

Description

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. An application may be able to execute arbitrary code with kernel privileges.

CVSS 3.1 Score

Metric	Value
Base Score	7.8 (HIGH)
Vector	`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`

Weakness

CWE-120

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/HT212528 (Vendor Advisory)
https://support.apple.com/en-us/HT212529 (Vendor Advisory)
https://support.apple.com/en-us/HT212532 (Vendor Advisory)
https://support.apple.com/en-us/HT212533 (Vendor Advisory)