CVE-2020-35519 : Exploit Details and Defense Strategies
Learn about CVE-2020-35519, a vulnerability in the Linux kernel v5.12-rc5 allowing local attackers to access out-of-bounds memory, compromising system security and stability. Find mitigation steps here.
An out-of-bounds (OOB) memory access flaw in x25_bind in the Linux kernel version v5.12-rc5 allows a local attacker to gain access to out-of-bounds memory, potentially leading to system crashes or leaks of internal kernel information.
Understanding CVE-2020-35519
This CVE involves a vulnerability in the Linux kernel that could compromise system confidentiality, integrity, and availability.
What is CVE-2020-35519?
The vulnerability in x25_bind in the Linux kernel v5.12-rc5 allows a local attacker to access out-of-bounds memory, posing risks to system security and stability.
The Impact of CVE-2020-35519
The highest threat from this vulnerability is to confidentiality, integrity, and system availability.
Technical Details of CVE-2020-35519
This section provides technical insights into the vulnerability.
Vulnerability Description
The flaw in x25_bind in the Linux kernel v5.12-rc5 results in an out-of-bounds memory access issue.
Affected Systems and Versions
- Product: Kernel
- Vendor: Not applicable
- Version: v5.12-rc5
Exploitation Mechanism
A local attacker with a user account on the system can exploit a bounds check failure to gain access to out-of-bounds memory.
Mitigation and Prevention
Protect your system from CVE-2020-35519 with these security measures.
Immediate Steps to Take
- Apply relevant patches and updates promptly.
- Monitor system logs for any suspicious activities.
- Restrict user privileges to minimize the impact of potential attacks.
Long-Term Security Practices
- Conduct regular security audits and vulnerability assessments.
- Educate users on best practices for system security.
Patching and Updates
Regularly update the Linux kernel to the latest version to mitigate the vulnerability.