CVE-2019-10126 Explained : Impact and Mitigation
Learn about CVE-2019-10126, a critical heap-based buffer overflow vulnerability in the Linux kernel's mwifiex_uap_parse_tail_ies function, potentially leading to memory corruption and other adverse effects. Find out how to mitigate and prevent this security issue.
The Linux kernel has a heap-based buffer overflow vulnerability in the mwifiex_uap_parse_tail_ies function, potentially leading to memory corruption and other adverse effects.
Understanding CVE-2019-10126
This CVE involves a critical vulnerability in the Linux kernel that could be exploited by attackers.
What is CVE-2019-10126?
The vulnerability is a heap-based buffer overflow in the mwifiex_uap_parse_tail_ies function within the drivers/net/wireless/marvell/mwifiex/ie.c file.
The Impact of CVE-2019-10126
The vulnerability has a CVSS base score of 5.9, indicating a medium severity issue with high availability impact. It could potentially lead to memory corruption and other adverse outcomes.
Technical Details of CVE-2019-10126
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The flaw is a heap-based buffer overflow in the mwifiex_uap_parse_tail_ies function in the Linux kernel.
Affected Systems and Versions
- Product: Kernel
- Vendor: N/A
- Affected Version: N/A
Exploitation Mechanism
The vulnerability can be exploited remotely with a high attack complexity and network attack vector.
Mitigation and Prevention
Protecting systems from CVE-2019-10126 requires immediate action and long-term security measures.
Immediate Steps to Take
- Apply security patches provided by the respective vendors promptly.
- Monitor vendor advisories and security mailing lists for updates.
Long-Term Security Practices
- Regularly update and patch systems to prevent known vulnerabilities.
- Implement network segmentation and access controls to limit exposure.
- Conduct regular security assessments and penetration testing.
- Stay informed about security best practices and emerging threats.
- Consider implementing intrusion detection and prevention systems.
- Educate users about safe computing practices.
Patching and Updates
Ensure that all relevant security patches and updates are applied to the affected systems to mitigate the risk of exploitation.