PT-2021-18942 · Apple · Apple Macos+4

0Xalsr · Published 2021-08-24 · Updated 2023-01-09 · CVE-2021-30886

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 12.0.1 iOS versions prior to 15.1 iPadOS versions prior to 15.1 watchOS versions prior to 8.1 tvOS versions prior to 15.1

Description A use after free issue was addressed with improved memory management, which may allow an application to execute arbitrary code with kernel privileges.

Recommendations For macOS versions prior to 12.0.1, update to macOS Monterey 12.0.1 or later. For iOS versions prior to 15.1, update to iOS 15.1 or later. For iPadOS versions prior to 15.1, update to iPadOS 15.1 or later. For watchOS versions prior to 8.1, update to watchOS 8.1 or later. For tvOS versions prior to 15.1, update to tvOS 15.1 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2021-30886

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 8

• https://osv.dev/vulnerability/CVE-2021-30886 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30886 · Security Note
• https://support.apple.com/en-us/HT212874 · Note
• https://support.apple.com/en-us/103236 · Note
• https://support.apple.com/en-us/HT212876 · Note
• https://support.apple.com/en-us/HT212867 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30886 · Note
• https://support.apple.com/en-us/HT212869 · Note