net/ipa: ipa_resource: Fix wrong for loop range
Summary
GSD-2021-1002326: net/ipa: ipa_resource: Fix wrong for loop range. Affects Kernel versions >= 4fd704b3608a4c89260ea33895a694bc5385e00f, < f4d1328e6e304c81db81419d92b9d90b7b3cf9ab. No fix is published. How to fix ↓
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Background
The net/ipa package is a component of the Linux Kernel, which is responsible for managing network resources and protocols. It provides various functionalities related to IP address management, routing, and network configuration. The ipa_resource module within net/ipa is specifically responsible for handling resource allocation and management within the IP address pool. This vulnerability affects versions of the Linux Kernel from v5.13 to v5.15.4.
Vulnerability Detail
The vulnerability in net/ipa's ipa_resource module arises from a mistake in the for loop range. Due to this error, the loop iterates over an incorrect range, potentially leading to unexpected behavior and memory corruption. An attacker could potentially exploit this vulnerability to execute arbitrary code, escalate privileges, or cause a denial-of-service condition. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, the net/ipa package in the Linux Kernel is vulnerable to an incorrect for loop range issue in the ipa_resource module. This vulnerability could potentially allow an attacker to execute arbitrary code, escalate privileges, or cause a denial-of-service condition. It is recommended to update the Linux Kernel to version v5.15.5 or later to mitigate this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
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FAQ
The impact of this vulnerability could potentially allow an attacker to execute arbitrary code, escalate privileges, or cause a denial-of-service condition. However, the actual impact and attack plausibility have not been proven yet.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and the Vulert Playground will analyze it in real-time.
No specific workaround has been provided for this vulnerability. It is recommended to update the Linux Kernel to the fixed version.
You can find more information about this vulnerability in the official Linux Kernel repository. The vulnerability details are available in the commit history.
The discovery of this vulnerability was automated and reported by the Cloud Security Alliance's GSD Database.
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