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High severity7.5NVD Advisory· Published Nov 4, 2025· Updated Apr 2, 2026

CVE-2025-43373

CVE-2025-43373

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

A memory handling flaw in macOS could allow an app to cause system termination or corrupt kernel memory.

Root

Cause

CVE-2025-43373 is a memory handling vulnerability in macOS that was addressed with improved memory handling. The issue affects macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, and macOS Tahoe 26.1 [1][2][3]. The root cause is a memory corruption flaw that can be triggered by an untrusted application.

Attack

Vector

An attacker would need to trick a user into opening a malicious application on an affected macOS system. No additional privileges beyond standard user-level access are required to deliver the payload, but the app must be able to execute code on the target machine. The vulnerability is exploitable without authentication to the system beyond normal user permissions.

Impact

Successful exploitation could lead to unexpected system termination, effectively causing a denial-of-service condition, or corruption of kernel memory, which might allow further compromise of system integrity. Apple's.

Mitigation

Apple has released patches for macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, and macOS Tahoe 26.1 as of November 3, 2025 [1][2][3]. Users should update to the latest versions to remediate the vulnerability.

References
  1. About the security content of macOS Tahoe 26.1 - Apple Support
  2. About the security content of macOS Sequoia 15.7.2 - Apple Support
  3. About the security content of macOS Sonoma 14.8.2 - Apple Support

AI Insight generated on May 19, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

2
  • Apple Inc./macOS2 versions
    cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=14.0,<14.8.2
    • (no CPE)range: macOS Sequoia <15.7.2, macOS Sonoma <14.8.2, macOS Tahoe <26.1

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

3

News mentions

0

No linked articles in our index yet.