Memory Leak Fix in Linux Kernel: CVE-2023-53128 in Debian Packages
Summary
CVE-2023-53128: In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix throttle_groups memory leak Add a missing kfree(). Affects linux versions < 6.1.25-1. Fixed in 6.1.25-1. How to fix ↓
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Background
The Linux kernel is the core component of the Linux operating system, responsible for managing hardware resources and providing essential services to software applications. It is widely used across various distributions, including Debian 12 and 13. The kernel's functionality includes process management, memory management, device drivers, and system calls. This vulnerability specifically affects the SCSI (Small Computer System Interface) subsystem, which is crucial for communication between the operating system and storage devices.
Vulnerability Detail
CVE-2023-53128 is a vulnerability in the Linux kernel related to the mpi3mr SCSI driver, which has a memory leak due to a missing kfree() function call. This oversight can lead to increased memory consumption over time, potentially exhausting system resources and causing performance degradation or crashes. The vulnerability was introduced in earlier versions of the kernel and has been addressed in the fixed version 6.1.25-1.
How To Fix
Minimum fixed version
6.1.25-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade linuxTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, there are no specific workarounds mentioned for this vulnerability. The best course of action is to apply the patch by updating to the fixed version of the kernel.
Conclusion
CVE-2023-53128 is a memory leak vulnerability in the Linux kernel's mpi3mr SCSI driver, which can lead to performance degradation. Users are encouraged to update to the patched version 6.1.25-1 to mitigate this issue. Regular monitoring and timely updates are essential for maintaining system security and performance.
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FAQ
CVE-2023-53128 is a vulnerability in the Linux kernel that involves a memory leak in the mpi3mr SCSI driver due to a missing kfree() function call.
This vulnerability can lead to increased memory usage over time, potentially causing system slowdowns or crashes if not addressed.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected by this vulnerability.
While there are no specific workarounds, it is advisable to monitor your system's memory usage and plan for an update as soon as possible.
While it may not be classified as critical, it poses a risk of performance issues and should be addressed promptly to maintain system stability.
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