CVE-2026-112417 in visionOS
Summary
by MITRE • 10/26/2026
An integer overflow was addressed with improved input validation. This issue is fixed in 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, specifically affecting systems running visionOS prior to version 27.2. Integer overflows occur when an arithmetic operation results in a value that exceeds the maximum capacity of the allocated data type, causing it to wrap around to a negative number or a significantly smaller positive value than intended. In this context, the flaw likely resides in how memory allocation sizes are calculated based on dimensions or vertex counts extracted from the 3D model file. When an attacker provides a maliciously crafted input with specific parameters designed to trigger this miscalculation, the system may allocate insufficient memory for subsequent operations that assume a larger buffer size. This discrepancy between allocated and expected memory leads directly to heap-based memory corruption, where data is written beyond the boundaries of the intended memory block.
This type of vulnerability aligns closely with Common Weakness Enumeration category CWE-190, which defines integer overflow or wraparound errors. The operational impact of such a flaw can be severe, potentially allowing an attacker to achieve arbitrary code execution by overwriting critical data structures in memory, such as function pointers or exception handlers. Alternatively, it may lead to denial-of-service conditions if the corruption causes the application or operating system component handling 3D rendering to crash unexpectedly. Given that visionOS is designed for spatial computing environments involving immersive media and complex graphical processing, the exploitation of this flaw could compromise user privacy by allowing unauthorized access to sensitive data processed within the same memory space, or disrupt critical applications relying on accurate 3D model interpretation.
Mitigation strategies primarily involve updating the operating system to version 27.2, where Apple has implemented improved input validation mechanisms. These enhancements likely include rigorous bounds checking before any arithmetic operations that determine buffer sizes and ensuring that all inputs from external sources are validated against expected ranges for dimensions, vertex counts, or texture coordinates. Developers integrating similar logic in custom applications should also adopt defensive programming practices, such as using safe integer libraries that detect overflows prior to execution and implementing strict validation schemas for 3D file formats like OBJ, FBX, or glTF. From a threat intelligence perspective, this vulnerability could be leveraged in attacks categorized under ATT&CK techniques related to initial access via malicious content or privilege escalation through memory corruption exploits, highlighting the importance of keeping spatial computing platforms updated to mitigate risks associated with complex media processing pipelines.