CVE-2020-0220 : What You Need to Know
Discover the details of CVE-2020-0220 affecting Android's kernel, enabling local privilege escalation without user interaction. Learn about mitigation steps.
This CVE-2020-0220 article provides an insight into a vulnerability affecting Android's kernel, potentially leading to privilege escalation.
Understanding CVE-2020-0220
What is CVE-2020-0220?
In crus_afe_callback of msm-cirrus-playback.c, a missing bounds check may result in an out-of-bounds write, allowing local privilege escalation without user interaction.
The Impact of CVE-2020-0220
The vulnerability could lead to local escalation of privilege, requiring System execution privileges without user interaction.
Technical Details of CVE-2020-0220
Vulnerability Description
The flaw in crus_afe_callback of msm-cirrus-playback.c may be exploited for local privilege escalation.
Affected Systems and Versions
- Product: Android
- Versions: Android kernel
Exploitation Mechanism
The vulnerability allows an attacker to perform an out-of-bounds write, potentially enabling privilege escalation.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly.
- Monitor official sources for updates.
- Implement least privilege principles.
Long-Term Security Practices
- Conduct regular security assessments.
- Enhance kernel security configurations.
Patching and Updates
Regularly update the Android kernel to ensure protection against this vulnerability.