CVE-2022-42781 Explained : Impact and Mitigation
Learn about CVE-2022-42781, a vulnerability in Unisoc wlan driver that could lead to local denial of service. Find out affected systems and mitigation steps.
A vulnerability has been identified in the wlan driver, potentially leading to a local denial of service in wlan services.
Understanding CVE-2022-42781
This CVE pertains to a missing bounds check in the wlan driver, posing a risk of local denial of service in wlan services.
What is CVE-2022-42781?
The vulnerability in the wlan driver could allow an attacker to trigger a denial of service condition locally within wlan services.
The Impact of CVE-2022-42781
The impact of this CVE is the potential for local denial of service on affected systems using Unisoc products and specific Android versions.
Technical Details of CVE-2022-42781
This section provides technical details about the vulnerability.
Vulnerability Description
CVE-2022-42781 involves a missing bounds check in the wlan driver, which can be exploited to cause a denial of service locally.
Affected Systems and Versions
Unisoc products including SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T618, T612, T616, T770, T820, and S8006 running specific Android versions (Android 10, 11, 12) are affected by this vulnerability.
Exploitation Mechanism
The exploitation of this vulnerability requires local access to the affected systems to trigger the denial of service within the wlan services.
Mitigation and Prevention
Steps to mitigate the impact of CVE-2022-42781.
Immediate Steps to Take
Immediately apply security patches provided by Unisoc to address the vulnerability and prevent potential denial of service attacks.
Long-Term Security Practices
Implement proper security measures and best practices to secure wlan services and prevent unauthorized access and exploitation.
Patching and Updates
Regularly update and patch the affected systems with the latest security fixes and updates to protect against known vulnerabilities.