CVE-2026-24083 in Snapdragon Auto
Summary
by MITRE • 08/04/2026
Memory Corruption while processing IOCTL device driver requests with invalid arguments.
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Analysis
by VulDB Data Team • 08/04/2026
This vulnerability represents a critical memory corruption flaw that occurs within device driver software when processing input/output control commands with malformed or invalid parameters. The issue stems from inadequate validation of user-supplied data before it is processed by kernel-mode drivers, creating opportunities for attackers to manipulate memory structures through carefully crafted ioctl requests. Such vulnerabilities typically arise when drivers fail to properly sanitize input arguments, leading to buffer overflows, heap corruption, or other memory integrity violations that can be exploited to execute arbitrary code with elevated privileges. The flaw exists at the intersection of operating system kernel security and device driver architecture where untrusted input flows directly into memory management operations without proper bounds checking or validation mechanisms.
The technical implementation of this vulnerability involves device drivers that handle ioctl commands without sufficient parameter validation, allowing malicious inputs to traverse the driver's processing pipeline. When invalid arguments are passed through ioctl requests, the driver's handling code may attempt to write beyond allocated memory boundaries or manipulate pointers in ways that corrupt adjacent memory regions. This type of vulnerability is particularly dangerous because device drivers operate in kernel mode with the highest privilege levels, meaning successful exploitation can lead to complete system compromise. The memory corruption typically manifests as stack or heap overflows, use-after-free conditions, or pointer dereference errors that can be leveraged by attackers to gain code execution capabilities.
Operational impact of this vulnerability extends beyond simple denial of service scenarios to encompass full system compromise and persistent access. Attackers can exploit these flaws to escalate privileges from standard user accounts to SYSTEM level access, potentially enabling them to install rootkits, exfiltrate sensitive data, or maintain long-term presence on compromised systems. The exploitation requires knowledge of specific device driver interfaces and careful crafting of ioctl requests with malicious parameters, making it a sophisticated attack vector that aligns with advanced persistent threat actors. This vulnerability type frequently appears in industrial control systems, embedded devices, and enterprise environments where specialized device drivers are prevalent and may lack proper security testing or code review processes.
Mitigation strategies for this class of vulnerability must address both immediate defensive measures and long-term architectural improvements. System administrators should implement driver signature enforcement and disable unnecessary device drivers to reduce attack surface exposure. Regular security updates from vendors and operating system manufacturers are crucial as these patches often contain fixes for known memory corruption vulnerabilities in device drivers. Code review processes incorporating static analysis tools and dynamic testing methodologies can help identify insufficient input validation patterns before deployment. Organizations should also consider implementing exploit mitigation technologies such as address space layout randomization, data execution prevention, and kernel address space layout randomization to make exploitation more difficult. Compliance with cybersecurity frameworks like nist cyber security framework and adherence to secure coding practices aligned with cwe standards can significantly reduce the likelihood of similar vulnerabilities being introduced into device driver codebases. The remediation process typically requires vendor collaboration for patch development and deployment, along with comprehensive testing to ensure that security fixes do not introduce regressions in legitimate driver functionality.