Critical Stack Depot Overflow Vulnerability in Linux Kernel - CVE-2024-57838
Summary
CVE-2024-57838: In the Linux kernel, the following vulnerability has been resolved: s390/entry: Mark IRQ entries to fix stack depot warnings The stack depot filters out everything outside of the top interrupt context as an uninteresting... Affects linux versions 5.10.103-1 – 6.9.9-1. No fix is published. How to fix ↓
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Background
The Linux kernel is the core component of many operating systems, responsible for managing hardware resources and providing essential services to software applications. It is designed for performance, security, and stability. However, vulnerabilities can arise due to complex interactions within the kernel, leading to potential security risks. CVE-2024-57838 specifically affects the s390 architecture, where the .irqentry.text section is currently empty, leading to stack depot warnings and potential system instability.
Vulnerability Detail
CVE-2024-57838 is a vulnerability in the Linux kernel that affects the s390 architecture. The issue arises from the empty .irqentry.text section, which prevents proper filtering and de-duplication of stack traces in the stack depot. This can lead to an overflow of stack traces, resulting in warnings such as 'Stack depot reached limit capacity.' The vulnerability is particularly concerning when PREEMPT and KASAN are enabled, as it can exhaust the stack depot and compromise system stability.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
Currently, there are no specific workarounds mentioned for this vulnerability. It is recommended to apply the patch as soon as it is available to mitigate the risk.
Conclusion
CVE-2024-57838 is a critical vulnerability in the Linux kernel affecting the s390 architecture, which can lead to stack depot overflow warnings and system instability. It is essential to update to the patched versions of the kernel to mitigate this risk. Monitoring tools like Vulert can help keep your applications secure by alerting you to vulnerabilities.
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FAQ
CVE-2024-57838 is a vulnerability in the Linux kernel affecting the s390 architecture, which can lead to stack depot overflow warnings and potential system instability.
If your system is running a vulnerable version of the Linux kernel on the s390 architecture, it may experience stack trace overflow issues, leading to warnings and possible crashes.
You should update your Linux kernel to the patched versions as soon as possible to mitigate the risk associated with this vulnerability.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in your software by analyzing your manifest file like package-lock.json. You can check your application using the Vulert playground without any signup.
Failing to address this vulnerability may lead to system instability, crashes, and potential security breaches due to the overflow of stack traces.
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