CVE-2023-27968
macOS vulnerability analysis and mitigation

Overview

A buffer overflow vulnerability (CVE-2023-27968) was discovered in macOS Ventura versions prior to 13.3. The vulnerability was disclosed and patched by Apple on March 27, 2023. This security issue affects the AMD component of macOS Ventura operating system (Apple Support, CVE).

Technical details

The vulnerability is a buffer overflow issue in the AMD component of macOS Ventura. The issue was addressed by Apple through improved memory handling mechanisms. The vulnerability has been assigned a CVSS v3.1 base score of 7.1 (HIGH) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H, indicating local access required with low attack complexity (NVD).

Impact

If exploited, this vulnerability could allow a malicious application to cause unexpected system termination or write to kernel memory. This could potentially lead to system crashes or unauthorized modifications to kernel memory space (Apple Support).

Mitigation and workarounds

Apple has addressed this vulnerability in macOS Ventura 13.3. Users are advised to update their systems to this version or later to protect against this security issue. The fix implements improved memory handling mechanisms to prevent buffer overflow conditions (Apple Support).

Additional resources


SourceThis report was generated using AI

Related macOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-43359CRITICAL9.8
  • macOSmacOS
  • Kernel
NoYesSep 15, 2025
CVE-2025-43358HIGH8.8
  • macOSmacOS
  • Shortcuts
NoYesSep 15, 2025
CVE-2025-43400MEDIUM6.3
  • macOSmacOS
  • FontParser
NoYesSep 29, 2025
CVE-2025-43355MEDIUM5.5
  • macOSmacOS
  • MobileStorageMounter
NoYesSep 15, 2025
CVE-2025-43353MEDIUM5.5
  • macOSmacOS
  • Libinfo
NoYesSep 15, 2025

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management