CVE-2022-42755: Android WLAN Driver Integer Overflow Vulnerability
Summary
CVE-2022-42755: 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 ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Android operating system is a widely used open-source platform for mobile devices, providing a rich application framework and a robust environment for developers. The WLAN driver is a crucial component that facilitates wireless communication, enabling devices to connect to networks. This driver is responsible for managing the wireless hardware and ensuring seamless connectivity. However, it has been found to have a vulnerability that can lead to serious security issues if exploited.
Vulnerability Detail
The vulnerability arises from a lack of parameter checks in a specific function of the WLAN driver, which can lead to an integer overflow. This flaw allows an attacker to manipulate input values, potentially causing the system to behave unexpectedly. The ramifications of this vulnerability include the possibility of executing arbitrary code, leading to elevated privileges and compromising the integrity of the device. This type of vulnerability is categorized as an 'Elevation of Privilege' (EoP), which can have severe consequences for user data and device security.
How To Fix
Minimum fixed version
SoCVersion:2023-01-05
This is the first release that contains the fix.
Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, there are no specific workarounds mentioned for this vulnerability. The best course of action is to apply the available patch by updating the device.
Conclusion
The integer overflow vulnerability in the Android WLAN driver (CVE-2022-42755) poses significant risks to device security. Users are strongly encouraged to update their devices to the latest patched version to protect against potential exploitation. Regular monitoring and prompt updates are essential for maintaining security in open-source software.
See every vulnerability recorded for :unknown: →
FAQ
CVE-2022-42755 is a vulnerability in the Android WLAN driver that results from a lack of parameter checks, leading to an integer overflow.
Exploiting this vulnerability can allow attackers to execute arbitrary code, potentially leading to elevated privileges and compromising device security.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
Yes, a patch was released on January 5, 2023. Users should update their devices to this version to mitigate the risk.
If you cannot update your device, it is advisable to limit the use of wireless connections and monitor for any suspicious activity until a patch can be applied.
References
Related vulnerabilities
Recent vulnerabilities recorded for :unknown:.
