Fix crash with stop filters in single-range mode in Kernel
Summary
GSD-2022-1000594: perf/x86/intel/pt: Fix crash with stop filters in single-range mode. Affects Kernel versions >= 670638477aede0d7a355ced04b569214aa3feacd, < e83d941fd3445f660d2f43647c580a320cc384f6. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential functionalities such as process management, memory management, and device drivers. The vulnerability in focus affects the Kernel's perf/x86/intel/pt module when operating in single-range mode with stop filters.
Vulnerability Detail
The identified vulnerability in the perf/x86/intel/pt module of the Kernel can lead to a crash when stop filters are used in single-range mode. This vulnerability was introduced in version v5.5 of the Kernel and has been fixed in version v5.15.22. The impact and attack plausibility of this vulnerability have not been proven yet. However, it is crucial to address this issue to ensure system stability and prevent potential exploitation.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been mentioned for this vulnerability.
Conclusion
In conclusion, the identified vulnerability in the Kernel's perf/x86/intel/pt module can result in a crash when stop filters are used in single-range mode. It is crucial to update the Linux Kernel to version v5.15.22 or later to mitigate this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The impact of this vulnerability is a potential crash in the Kernel when stop filters are used in single-range mode. However, the actual impact and attack plausibility have not been proven yet.
You can use Vulert's playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will provide real-time alerts for open-source vulnerabilities, including this one.
No specific workaround has been mentioned for this vulnerability. It is recommended to update the Linux Kernel to the fixed version.
You can refer to the commit e83d941fd3445f660d2f43647c580a320cc384f6 in the Linux Kernel repository for more details about the fix.
The vulnerability details were discovered and reported by an automated system. The actual impact and attack plausibility have not been proven yet.
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