Improvement of Audit Queue Handling in Linux Kernel
Summary
GSD-2021-1002632: audit: improve robustness of the audit queue handling. Affects Kernel versions >= 5b52330bbfe63b3305765354d6046c9f7f89c011, < 75fdb751f84727d614deea0571a1490c3225d83a. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Linux Kernel is a critical component of the Linux operating system, responsible for managing system resources and providing core functionality. It is widely used in various devices, including servers, desktops, and embedded systems. The audit subsystem in the Linux Kernel is responsible for recording system events for security and compliance purposes. It maintains an audit queue to handle incoming events efficiently.
Vulnerability Detail
The audit queue handling in the Linux Kernel was found to have a potential security vulnerability. The vulnerability could be exploited to disrupt the audit subsystem, leading to a loss of audit data or a denial of service condition. The exact impact and attack vectors have not been proven yet. The vulnerability was introduced in version v4.11 of the Linux Kernel and has been fixed in version v4.14.259.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The audit queue handling vulnerability in the Linux Kernel has been addressed in version v4.14.259. It is recommended to update the Linux Kernel to this version or later to mitigate the risk of exploitation. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The Linux Kernel is the core component of the Linux operating system, responsible for managing system resources and providing core functionality.
The audit subsystem in the Linux Kernel is responsible for recording system events for security and compliance purposes.
The impact of this vulnerability could be a loss of audit data or a denial of service condition.
To fix this vulnerability, update the Linux Kernel to version v4.14.259 or later.
No specific workaround has been mentioned for this vulnerability.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
