CVE-2025-43462

7.5

Apple · iOS, iPadOS, macOS, tvOS, visionOS, watchOS

A memory handling vulnerability in multiple Apple operating systems allows an application to trigger unexpected system termination or kernel memory corruption.

Executive summary

A memory corruption vulnerability across Apple product lines may permit an application to crash the system or corrupt kernel memory, necessitating an immediate update to version 26.1.

Vulnerability

This is a memory handling flaw that allows an unauthenticated application to perform unauthorized actions, specifically causing system termination or kernel memory corruption.

Business impact

The ability to corrupt kernel memory poses a significant risk to system integrity and stability. Given the CVSS score of 7.5, this vulnerability is classified as High, as it could lead to denial of service through system crashes or potentially facilitate more complex attacks targeting the kernel.

Remediation

Immediate Action: Update all affected Apple devices to version 26.1 or later as specified in the official vendor security advisories.

Proactive Monitoring: Monitor system logs for frequent, unexplained kernel panics or unexpected process terminations that may indicate exploitation attempts.

Compensating Controls: Ensure that third party application installations are restricted to trusted sources and enforce strict sandbox policies where possible to limit the impact of malicious applications.

Exploitation status

Public Exploit Available: No (exploit_available: false)

Analyst recommendation

This vulnerability presents a clear risk to system stability and security due to the potential for kernel level memory corruption. Administrators and users should prioritize deploying the 26.1 update across all listed Apple platforms immediately to ensure the integrity of the operating system environment.

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Sources