CVE-2019-14814 : Exploit Details and Defense Strategies
Discover the impact of CVE-2019-14814, a vulnerability in the Linux kernel affecting versions up to, but excluding, 5.3. Learn about the exploitation risks and mitigation steps.
A vulnerability has been discovered in the Linux kernel, affecting all versions prior to 5.3, excluding version 5.3. This vulnerability exists in the Marvell WiFi chip driver, allowing local users to trigger a denial of service or potentially execute arbitrary code.
Understanding CVE-2019-14814
This CVE involves a vulnerability in the Linux kernel affecting versions up to, but excluding, 5.3.
What is CVE-2019-14814?
The vulnerability in the Marvell WiFi chip driver in the Linux kernel allows local users to exploit it, leading to a denial of service or potential execution of arbitrary code.
The Impact of CVE-2019-14814
- CVSS Base Score: 5.5 (Medium Severity)
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: Low
- Availability Impact: High
- This vulnerability can result in a system crash or unauthorized code execution.
Technical Details of CVE-2019-14814
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability in the Marvell WiFi chip driver in the Linux kernel allows local users to exploit it, potentially leading to a denial of service or arbitrary code execution.
Affected Systems and Versions
- Affected Product: Kernel
- Vendor: Linux
- Affected Versions: All versions up to, excluding 5.3
Exploitation Mechanism
The vulnerability can be exploited by local users to trigger a denial of service, resulting in a system crash or potential execution of arbitrary code.
Mitigation and Prevention
Protecting systems from CVE-2019-14814 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by the vendor.
- Monitor vendor advisories for updates and follow best security practices.
Long-Term Security Practices
- Regularly update and patch systems to protect against known vulnerabilities.
- Implement the principle of least privilege to restrict user access and minimize potential risks.
Patching and Updates
- Refer to vendor-specific security advisories for patching instructions and updates.