Illegal Access Vulnerability in enetc Package
Summary
GSD-2021-1001672: enetc: Fix illegal access when reading affinity_hint. Affects Kernel versions >= d4fd0404c1c95b17880f254ebfee3485693fa8ba, < 6c3f1b741c6c2914ea120e3a5790d3e900152f7b. No fix is published. How to fix ↓
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Background
The enetc package is a component of the Linux Kernel, which is responsible for managing network interfaces. It provides support for the Enhanced Networking Controller (ENETC) hardware. The enetc package allows for efficient data transmission and reception over network interfaces. However, a vulnerability has been discovered in the package that could lead to illegal access when reading the affinity_hint. This vulnerability could potentially be exploited by attackers to gain unauthorized access or perform other malicious activities.
Vulnerability Detail
The vulnerability in the enetc package arises from an illegal access issue when reading the affinity_hint. Affinity_hint is a parameter that determines the preferred CPU core for processing network traffic. By exploiting this vulnerability, an attacker could potentially bypass security measures and gain unauthorized access to sensitive information or execute arbitrary code. The impact and attack plausibility of this vulnerability have not been proven yet. The vulnerability was introduced in version v5.1 of the Linux Kernel and has been fixed in version v5.10.70.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No workaround has been provided for this vulnerability.
Conclusion
The enetc package in the Linux Kernel is vulnerable to illegal access when reading the affinity_hint. This vulnerability can be mitigated by updating the Linux Kernel to version v5.10.70 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The enetc package is a component of the Linux Kernel that manages network interfaces and provides support for the Enhanced Networking Controller (ENETC) hardware.
The affinity_hint parameter in the enetc package determines the preferred CPU core for processing network traffic.
The impact of this vulnerability is not yet proven. However, it could potentially allow attackers to gain unauthorized access or execute arbitrary code.
To fix this vulnerability, update the Linux Kernel to version v5.10.70 or later.
The updated version of the Linux Kernel can be obtained from the official repository at https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/.
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