CVE-2025-43255 – Apple macOS IOMemoryDescriptor Out-of-Bounds Read Vulnerability

The following table lists the changes that have been made to the
CVE-2025-43255 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 29, 2025

    Action Type Old Value New Value
    Added Description An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.7.7, macOS Sequoia 15.6, macOS Ventura 13.7.7. An app may be able to cause unexpected system termination.
    Added Reference https://support.apple.com/en-us/124149
    Added Reference https://support.apple.com/en-us/124150
    Added Reference https://support.apple.com/en-us/124151
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