PT-2021-18973 · Apple · Apple Macos

3Ndy1 + 2 · Published 2021-08-24 · Updated 2022-10-11 · CVE-2021-30922

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.6.1

Description The issue involves multiple out-of-bounds write problems that have been resolved through enhanced bounds checking. A malicious application could potentially execute arbitrary code with kernel privileges.

Recommendations For versions prior to 11.6.1, update to macOS Big Sur 11.6.1 to resolve the issue.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-30922

Affected Products

Apple Macos

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2021-30922 · Security Note
• https://osv.dev/vulnerability/CVE-2021-30922 · Vendor Advisory
• https://support.apple.com/kb/HT212871 · Note
• https://support.apple.com/en-us/103236 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30922 · Note
• https://support.apple.com/en-us/103164 · Note
• https://support.apple.com/kb/HT212869 · Note
• https://support.apple.com/en-us/HT212872 · Note
• https://support.apple.com/en-us/HT212869 · Note