CVE-2022-44440 : What You Need to Know
Discover the impact of CVE-2022-44440, a potential local denial of service vulnerability in Unisoc wlan driver affecting various devices running Android 10, 11, and 12. Learn about mitigation steps.
A vulnerability has been identified in the wlan driver of Unisoc devices, potentially leading to a local denial of service attack in wlan services.
Understanding CVE-2022-44440
This section will delve into the details of the CVE-2022-44440 vulnerability.
What is CVE-2022-44440?
The CVE-2022-44440 vulnerability exists in the wlan driver of Unisoc devices. It involves a missing bounds check that could be exploited to cause a local denial of service in wlan services.
The Impact of CVE-2022-44440
If successfully exploited, this vulnerability could allow an attacker to trigger a denial of service condition, impacting the availability of wlan services on affected Unisoc devices.
Technical Details of CVE-2022-44440
In this section, we will discuss the technical aspects of CVE-2022-44440.
Vulnerability Description
CVE-2022-44440 is classified as CWE-125 - Out-of-bounds Read. This means that the issue involves reading data beyond the bounds of a buffer, which could result in a denial of service attack.
Affected Systems and Versions
Unisoc devices including SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 running Android 10, Android 11, or Android 12 are impacted by this vulnerability.
Exploitation Mechanism
The vulnerability in the wlan driver could be exploited by an attacker to manipulate data beyond the intended boundaries, leading to a local denial of service in wlan services.
Mitigation and Prevention
This section provides guidance on mitigating the risks associated with CVE-2022-44440.
Immediate Steps to Take
Users of affected Unisoc devices are advised to implement security best practices, limit network exposure, and monitor for any suspicious activity that could indicate an exploit of this vulnerability.
Long-Term Security Practices
It is recommended to stay informed about security updates from Unisoc and apply patches promptly to address vulnerabilities like CVE-2022-44440. Regular security training and awareness programs can also help prevent successful exploitation of such vulnerabilities.
Patching and Updates
Unisoc may release security patches to address the CVE-2022-44440 vulnerability. Users should regularly check for updates from the manufacturer and apply patches as soon as they are available.