CVE-2022-42771 Explained : Impact and Mitigation
Discover the impact, technical details, and mitigation strategies for CVE-2022-42771, a race condition flaw in Unisoc's wlan driver affecting Android 10/11/12 devices.
A race condition vulnerability in the wlan driver can result in a local denial of service within wlan services.
Understanding CVE-2022-42771
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2022-42771.
What is CVE-2022-42771?
The CVE-2022-42771 vulnerability stems from a race condition in the wlan driver, potentially leading to a local denial of service within wlan services.
The Impact of CVE-2022-42771
This vulnerability could be exploited to cause a denial of service condition, impacting the availability and functionality of wlan services on affected systems.
Technical Details of CVE-2022-42771
Let's delve into the specifics of the vulnerability, including the description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability arises due to a race condition in the wlan driver, which lacks proper synchronization, allowing for a denial of service attack within wlan services.
Affected Systems and Versions
The vulnerability affects Unisoc (Shanghai) Technologies Co., Ltd.'s SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8020 products running Android 10, Android 11, or Android 12.
Exploitation Mechanism
An attacker could exploit this vulnerability by leveraging the race condition in the wlan driver to disrupt wlan services, leading to a local denial of service.
Mitigation and Prevention
Discover the steps to address CVE-2022-42771 and enhance the security posture to prevent such vulnerabilities.
Immediate Steps to Take
Immediate actions include applying patches, updates, or workarounds provided by the vendor, and monitoring for any signs of exploitation.
Long-Term Security Practices
Implement security best practices such as regular security assessments, threat monitoring, and keeping systems up to date to mitigate future vulnerabilities.
Patching and Updates
Regularly update affected systems with patches from Unisoc to address the race condition vulnerability in the wlan driver.