CVE-2023-33288 : Security Advisory and Response
Discover the impact of CVE-2023-33288, a use-after-free vulnerability in the Linux kernel before version 6.2.9. Learn about affected systems, exploitation risks, and mitigation strategies.
An issue was discovered in the Linux kernel before 6.2.9. A use-after-free was found in bq24190_remove in drivers/power/supply/bq24190_charger.c. It could allow a local attacker to crash the system due to a race condition.
Understanding CVE-2023-33288
This CVE highlights a use-after-free vulnerability in the Linux kernel that could be exploited by a local attacker to cause a system crash.
What is CVE-2023-33288?
CVE-2023-33288 refers to a specific vulnerability in the Linux kernel that exists before version 6.2.9. The issue is related to a use-after-free flaw found in bq24190_remove function in the file drivers/power/supply/bq24190_charger.c.
The Impact of CVE-2023-33288
The impact of this vulnerability is significant as it could potentially allow a local attacker to crash the system through exploitation of the use-after-free condition. This could disrupt system operations and lead to potential denial of service.
Technical Details of CVE-2023-33288
This section delves deeper into the technical aspects of the vulnerability.
Vulnerability Description
The use-after-free vulnerability in bq24190_remove function in the Linux kernel before version 6.2.9 could be triggered by a local attacker leading to system crash.
Affected Systems and Versions
All versions of the Linux kernel prior to 6.2.9 are affected by this vulnerability.
Exploitation Mechanism
The vulnerability arises due to a race condition in the bq24190_remove function, which if exploited by a local attacker, could result in a system crash.
Mitigation and Prevention
Understanding how to mitigate and prevent the exploitation of this vulnerability is crucial for ensuring system security.
Immediate Steps to Take
It is recommended to apply the latest patches provided by the Linux kernel maintainers to address this vulnerability promptly.
Long-Term Security Practices
Regularly updating your system with the latest kernel versions and security patches can help prevent exploitation of known vulnerabilities.
Patching and Updates
Stay informed about security updates and patches released by the Linux kernel development team to protect your system from potential threats.