CVE-2020-9975

high

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute arbitrary code with kernel privileges.

References

https://support.apple.com/en-us/HT212011

https://support.apple.com/en-us/HT211931

https://support.apple.com/en-us/HT211850

https://support.apple.com/en-us/HT211844

https://support.apple.com/en-us/HT211843

Details

Source: Mitre, NVD

Published: 2021-04-02

Updated: 2021-04-07

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High