Overview
The vulnerability CVE-2024-45577 is a critical security flaw that can potentially lead to system compromise or data leakage. This flaw resides in the camera kernel driver and is triggered when IOCTL calls are invoked from userspace to dump request information, resulting in memory corruption. This vulnerability poses a significant risk to all systems running the affected versions of the software, as it opens up the possibility for malicious actors to gain unauthorized access, manipulate system processes, or leak sensitive data.
This vulnerability is particularly concerning due to the widespread use of the affected software in various sectors. Its severity underscores the need for immediate and effective mitigation to prevent potential breaches and maintain system integrity.
Vulnerability Summary
CVE ID: CVE-2024-45577
Severity: High (7.8 CVSS score)
Attack Vector: Local/Network
Privileges Required: Low
User Interaction: None
Impact: System compromise and potential data leakage
Affected Products
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Product | Affected Versions
Camera Kernel Driver | Versions prior to 3.0
Camera Subsystem | All versions
How the Exploit Works
The exploit works by making IOCTL calls from the userspace to the camera kernel driver. Due to a flaw in the driver, these calls result in memory corruption. An attacker with access to the system could leverage this vulnerability to manipulate the system’s memory and potentially execute arbitrary code, leading to system compromise or data leakage.
Conceptual Example Code
The following is a conceptual example of how the vulnerability might be exploited. This is a pseudocode representation and should not be used in a real-world scenario.
// Initialize IOCTL call
ioctl_call = IOCTL_INIT();
// Set IOCTL call parameters
ioctl_call.target = CAMERA_KERNEL_DRIVER;
ioctl_call.operation = DUMP_REQUEST_INFO;
// Send IOCTL call
result = SEND_IOCTL_CALL(ioctl_call);
// Check for memory corruption
if (CHECK_MEMORY_CORRUPTION(result)) {
// Execute arbitrary code
EXECUTE_ARBITRARY_CODE();
}This pseudocode represents a simplified version of the exploit. It demonstrates the process of initializing and sending an IOCTL call to the camera kernel driver, checking for memory corruption, and then using this corruption to execute arbitrary code on the system.