PT-2023-27453 · Apple · Apple Macos

CVE-2023-40436 · Published 2023-09-26 · Updated 2024-09-25

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 14

Description The issue was addressed with improved bounds checks. An attacker may be able to cause unexpected system termination or read kernel memory.

Recommendations For versions prior to 14, update to macOS Sonoma 14 to resolve the issue. As a temporary workaround, consider implementing additional security measures to minimize the risk of exploitation, such as restricting access to sensitive system resources.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2023-40436

Affected Products

Apple Macos

References · 7

• https://support.apple.com/en-us/HT213940 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-40436 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-40436 · Security Note
• https://twitter.com/CVEnew/status/1706770231979598187 · Twitter Post
• http://seclists.org/fulldisclosure/2023/Oct/3 · Note
• https://twitter.com/cracbot/status/1707274016464232795 · Twitter Post
• https://support.apple.com/kb/HT213940 · Note