CVE-2026-112565 in iOS
Summary
by MITRE • 10/26/2026
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, visionOS 27.2. Processing a maliciously crafted 3D model may lead to memory corruption.
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Analysis
by VulDB Data Team • 10/27/2026
The vulnerability described involves an integer overflow condition within the processing logic for three-dimensional models on Apple operating systems including iOS, iPadOS, macOS, and visionOS. Integer overflows occur when an arithmetic operation results in a value that exceeds the maximum capacity of the data type used to store it, causing the result to wrap around or truncate unexpectedly. In this specific context, the flaw resides in how input parameters related to 3D model geometry are validated before being allocated memory or processed by rendering engines. When a maliciously crafted 3D file is submitted for processing, the application fails to properly validate the numerical values associated with vertices, faces, or texture coordinates. This lack of rigorous bounds checking allows an attacker to supply input that triggers an arithmetic miscalculation during internal calculations.
The technical consequence of this integer overflow is memory corruption, which represents a critical security risk. Memory corruption can manifest in various ways depending on the specific state of the application and the nature of the overwritten data. It may lead to heap buffer overflows where adjacent memory structures are inadvertently modified or destroyed. This degradation of memory integrity undermines the fundamental assumptions made by the operating system regarding process isolation and data safety. Attackers who successfully exploit this flaw can potentially achieve arbitrary code execution, allowing them to run malicious commands with the privileges of the affected application. Alternatively, such corruption might result in denial-of-service conditions where the application crashes due to accessing invalid memory addresses or encountering undefined behavior during subsequent operations on corrupted structures.
From a classification perspective, this vulnerability aligns closely with CWE-190 Integer Overflow or Wraparound and potentially CWE-787 Out-of-bounds Write if the overflow leads to writing beyond allocated buffers. The exploitation vector is typically categorized under ATT&CK technique T1203 Exploitation for Client Execution, as it relies on a user interacting with a maliciously crafted file rather than remote network code execution without interaction. This highlights the importance of input validation in applications that handle complex media formats like 3D models, which are increasingly common in augmented reality experiences, gaming environments, and professional design tools across Apple platforms.
To mitigate this risk, users must ensure their devices are updated to the specified patched versions: iOS 26.7 or iPadOS 26.7, iOS 27.2 or iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and visionOS 27.2. These updates contain the necessary code changes to implement improved input validation routines that correctly detect and reject malformed inputs before they trigger arithmetic errors or memory allocation issues. Developers integrating similar libraries should also review their own implementations of geometry processing algorithms to ensure robust handling of edge cases involving large numbers or negative values, adhering strictly to secure coding standards such as those outlined in the OWASP Secure Coding Practices Quick Reference Guide for preventing integer-related vulnerabilities.