CVE-2022-42767 : Vulnerability Insights and Analysis
Discover the impact of CVE-2022-42767 on Unisoc products with a missing bounds check in wlan driver, leading to local denial of service. Learn about affected systems, versions, and mitigation steps.
A vulnerability has been identified in the wlan driver of certain Unisoc products, potentially leading to a local denial of service in wlan services.
Understanding CVE-2022-42767
This CVE relates to a missing bounds check in the wlan driver of specified Unisoc products, posing a risk of local denial of service within wlan services.
What is CVE-2022-42767?
The vulnerability in the wlan driver of Unisoc products could allow an attacker to trigger a denial of service attack locally in wlan services.
The Impact of CVE-2022-42767
Exploiting this vulnerability could result in disrupting wlan services locally, affecting the availability of wireless networking on the affected devices.
Technical Details of CVE-2022-42767
This section delves into the specific technical aspects of CVE-2022-42767.
Vulnerability Description
A missing bounds check in the wlan driver of Unisoc products opens up the possibility of a local denial of service in wlan services due to this security flaw.
Affected Systems and Versions
- Vendor: Unisoc (Shanghai) Technologies Co., Ltd.
- Products: SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, S8012
- Versions: Android10, Android11, Android12
- Status: Affected
Exploitation Mechanism
By exploiting the missing bounds check in the wlan driver, attackers can potentially trigger a denial of service attack locally, impacting wlan services on the affected Unisoc products.
Mitigation and Prevention
In light of CVE-2022-42767, it is crucial to take immediate action to mitigate the risks posed by this vulnerability.
Immediate Steps to Take
- Implement security updates provided by Unisoc promptly.
- Monitor for any unusual wlan service disruptions that could indicate a potential attack.
Long-Term Security Practices
- Regularly update the firmware and software of Unisoc products to address known vulnerabilities.
- Conduct security assessments and testing to identify and remediate any security gaps.
Patching and Updates
Stay informed about security advisories from Unisoc and apply patches as soon as they are released to ensure the protection of your devices.