CVE-2021-25370 : What You Need to Know
Learn about CVE-2021-25370 affecting Samsung Mobile Devices, leading to kernel panic due to memory corruption. Find out the impact, affected versions, and mitigation steps.
An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic.
Understanding CVE-2021-25370
This CVE affects Samsung Mobile Devices and is assigned a CVSS base score of 6.1, with medium severity due to high impact on confidentiality, integrity, and availability.
What is CVE-2021-25370?
CVE-2021-25370 is caused by an incorrect file descriptor implementation in the Samsung Mobile dpu driver, leading to memory corruption and triggering kernel panic.
The Impact of CVE-2021-25370
The vulnerability has a high impact on confidentiality, integrity, and availability, making it critical to patch to prevent potential exploits.
Technical Details of CVE-2021-25370
The vulnerability affects specific versions of Samsung Mobile Devices prior to SMR Mar-2021 Release 1.
Vulnerability Description
The vulnerability results in memory corruption due to improper file descriptor handling in the dpu driver, potentially leading to a kernel panic.
Affected Systems and Versions
Selected O(8.X), P(9.0), Q(10.0), R(11.0) versions running on Samsung Mobile Devices are impacted prior to SMR Mar-2021 Release 1.
Exploitation Mechanism
The vulnerability can be exploited by an attacker with high privileges, causing memory corruption and triggering a kernel panic.
Mitigation and Prevention
It is crucial for users of affected Samsung Mobile Devices to take immediate action to mitigate the risk and prevent exploitation.
Immediate Steps to Take
Users should apply the latest security patches provided by Samsung Mobile to address the vulnerability and protect their devices.
Long-Term Security Practices
Regularly updating devices with the latest security patches and maintaining good security practices can help prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security updates from Samsung Mobile and ensure that your devices are running the latest firmware to prevent exploitation of known vulnerabilities.