Use-after-free error during reset in igb
Summary
GSD-2021-1001250: igb: Fix use-after-free error during reset. Affects Kernel versions >= 7cc6fd4c60f267e17b0baef1580d7a6258c0a6f0, < f153664d8e70c11d0371341613651e1130e20240. No fix is published. How to fix ↓
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Background
The igb package is a network driver for Intel Gigabit Ethernet Adapters. It is a part of the Linux Kernel ecosystem. The igb driver provides support for Intel 82575, 82576, 82580, I350, I210, and I211 Ethernet controllers. This vulnerability affects the igb driver during the reset process.
Vulnerability Detail
The vulnerability in the igb driver is a use-after-free error that occurs during the reset operation. A use-after-free vulnerability arises when a program continues to use a memory area after it has been freed. In this case, the igb driver does not properly handle the reset process, leading to a use-after-free condition. An attacker could potentially exploit this vulnerability to execute arbitrary code or cause a denial-of-service (DoS) condition.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no known workaround for this vulnerability. It is essential to update the Linux Kernel to the fixed version to mitigate the risk.
Conclusion
The use-after-free error during the reset process in the igb driver poses a potential security risk. It is recommended to update the Linux Kernel to version v5.10.54 or later to mitigate this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
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FAQ
The vulnerability could allow an attacker to execute arbitrary code or cause a denial-of-service (DoS) condition.
The vulnerability was introduced in version v4.12 and affects all versions until v5.10.53.
There is no known exploit at the moment, but it is crucial to update the Linux Kernel to the fixed version to prevent any potential exploitation.
The only mitigation for this vulnerability is to update the Linux Kernel to version v5.10.54 or later.
You can find more information about this vulnerability in the Open Source Vulnerability Database (OSVDB) entry GSD-2021-1001250.
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