net/mlx5e: Wrap the tx reporter dump callback to extract the sq
Summary
GSD-2022-1000045: net/mlx5e: Wrap the tx reporter dump callback to extract the sq. Affects Kernel versions >= 5f29458b77d51c104554575b73184c243930aa87, < 73665165b64a8f3c5b3534009a69be55bb744f05. No fix is published. How to fix ↓
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Background
The net/mlx5e package is a network driver for Mellanox ConnectX-4 and ConnectX-5 Ethernet adapters. It is part of the Linux Kernel ecosystem and is responsible for handling network traffic on these specific hardware devices. The package provides various functionalities related to network transmission and reception, including the management of transmit queues (sq).
Vulnerability Detail
The vulnerability in net/mlx5e arises from a missing wrapper around the tx reporter dump callback function. This function is responsible for extracting information about the transmit queue (sq) and reporting it. However, due to the missing wrapper, an attacker may be able to manipulate the data being extracted, potentially leading to unauthorized access or other security breaches. 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
There is no specific workaround mentioned for this vulnerability.
Conclusion
The net/mlx5e package in the Linux Kernel is vulnerable to a missing wrapper around the tx reporter dump callback function. This vulnerability can potentially be exploited to manipulate transmit queue (sq) data. It is recommended to update the Kernel to version v5.10.90 or later to fix this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
net/mlx5e is a network driver for Mellanox ConnectX-4 and ConnectX-5 Ethernet adapters in the Linux Kernel ecosystem.
The tx reporter dump callback function is responsible for extracting information about the transmit queue (sq) in the net/mlx5e package.
The impact of this vulnerability is currently unknown, as the actual attack plausibility has not been proven yet.
To fix this vulnerability, update the Linux Kernel to version v5.10.90 or later, which includes the necessary fix.
No specific workaround has been mentioned for this vulnerability.
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