CVE-2022-44425: Android WLAN Driver Integer Overflow Vulnerability
Summary
CVE-2022-44425: A wlan driver function lacks parameter checks, resulting integer overflow vulnerability. Affects :unknown: versions >= SoCVersion:0, < SoCVersion:2023-01-05. Fixed in SoCVersion:2023-01-05. How to fix ↓
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Background
The Android operating system is a widely used open-source platform for mobile devices, known for its flexibility and extensive ecosystem of applications. Within Android, the WLAN (Wireless Local Area Network) driver is responsible for managing wireless connections, enabling devices to connect to Wi-Fi networks. This driver is critical for maintaining connectivity and ensuring secure communication over wireless networks. However, it has been identified that a specific function within the WLAN driver lacks adequate parameter checks, making it susceptible to an integer overflow vulnerability.
Vulnerability Detail
The vulnerability arises from insufficient parameter validation in a function of the WLAN driver, which can lead to an integer overflow. This type of vulnerability occurs when an operation attempts to create a numeric value that exceeds the maximum limit that can be stored in a variable. As a result, this can lead to unexpected behavior, including potential escalation of privileges (EoP), where an attacker could exploit this flaw to gain unauthorized access to system resources or execute arbitrary code. The severity of this vulnerability is classified as high, indicating a significant risk to affected systems.
How To Fix
Minimum fixed version
SoCVersion:2023-01-05
This is the first release that contains the fix.
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Workaround
Currently, there are no specific workarounds provided for this vulnerability. The best course of action is to apply the available patch by updating to the fixed version of the WLAN driver.
Conclusion
The integer overflow vulnerability in the Android WLAN driver (CVE-2022-44425) poses a significant risk to affected devices. Users are strongly advised to update their systems to the patched version released on January 5, 2023, to mitigate this risk. Regular monitoring for vulnerabilities, such as through Vulert, can help maintain the security of your applications.
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FAQ
CVE-2022-44425 is a vulnerability in the Android WLAN driver that results from insufficient parameter checks, leading to an integer overflow.
If exploited, this vulnerability could allow an attacker to escalate privileges and gain unauthorized access to sensitive system resources.
To check if your application is affected, you can use the Vulert playground at Vulert Scanner without any signup.
You should update your device to the patched version of the WLAN driver, which is available as of January 5, 2023.
Currently, there are no specific workarounds available. The recommended action is to apply the patch by updating your device.
References
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