Vulnerability in i40e: Fix freeing of uninitialized misc IRQ vector
Summary
UVI-2021-1001579: i40e: Fix freeing of uninitialized misc IRQ vector. Affects Kernel versions >= c17401a1dd210a5f22ab1ec7c7366037c158a14c, < 17063cac4088b8e2fc0f633abddca5426ed58312. No fix is published. How to fix ↓
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Background
The i40e package is a component of the Linux Kernel ecosystem. It provides support for Intel Ethernet Connection XL710 devices. The package handles various functionalities related to network communication. One of the critical aspects of the i40e package is the management of interrupt requests (IRQs) for handling events and data transfers. However, a vulnerability has been identified in the package that involves the freeing of an uninitialized miscellaneous (misc) IRQ vector.
Vulnerability Detail
The vulnerability arises from a flaw in the i40e package's handling of the misc IRQ vector. When freeing the vector, the package fails to properly initialize it, leading to potential security issues. An attacker could potentially exploit this vulnerability to execute arbitrary code or cause a denial of service (DoS) 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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Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
In conclusion, the i40e package in the Linux Kernel is vulnerable to a flaw in the handling of the misc IRQ vector. This vulnerability can potentially be exploited to execute arbitrary code or cause a DoS condition. It is recommended to update the Linux Kernel to the latest version to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The i40e package is a component of the Linux Kernel ecosystem that provides support for Intel Ethernet Connection XL710 devices.
The impact of this vulnerability is not yet proven, but it could potentially allow an attacker to execute arbitrary code or cause a denial of service (DoS) condition.
To fix this vulnerability, update the Linux Kernel to version v5.4.153 or later.
No specific workaround has been provided for this vulnerability.
For more details about this vulnerability, refer to the source link provided in the database_specific section of the vulnerability details.
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