CVE-2021-30886

high

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. An application may be able to execute arbitrary code with kernel privileges.

References

https://support.apple.com/en-us/HT212876

https://support.apple.com/en-us/HT212874

https://support.apple.com/en-us/HT212869

https://support.apple.com/en-us/HT212867

Details

Source: MITRE

Published: 2021-08-24

Updated: 2021-11-01

Type: CWE-416

Risk Information

CVSS v2

Base Score: 9.3

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH