CVE-2021-1867

HIGH | Platform: macOS | Changelog

CVE Details

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privileges.

CVSS 3.1 Score

Metric	Value
Base Score	8.8 (HIGH)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`

Weakness

CWE-125

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/HT212317 (Vendor Advisory)
https://support.apple.com/en-us/HT212325 (Vendor Advisory)