Vulnerability in Kernel package: mt76: mt7915: fix tx skb dma unmap
Summary
GSD-2021-1000360: mt76: mt7915: fix tx skb dma unmap. Affects Kernel versions >= 27d5c528a7ca08dcd44877fdd9fc08b76630bf77, < 4e7914ce23306b28d377ec395e00e5fde0e6f96e. No fix is published. How to fix ↓
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Background
The Kernel package is a crucial component of the Linux operating system, responsible for managing the system's core functionality. It provides essential services and functions, including device drivers, process management, memory management, and file system support. The mt76 module within the Kernel package is specifically related to MediaTek MT76x0 and MT76x2 wireless LAN drivers. These drivers enable wireless network connectivity on devices that utilize MediaTek's wireless chipsets. Unfortunately, a vulnerability has been discovered in the mt7915 driver, which can lead to potential security risks.
Vulnerability Detail
The vulnerability in the mt7915 driver of the Kernel package allows for a potential security exploit. Specifically, it relates to the tx skb dma unmap functionality. The impact and attack plausibility of this vulnerability have not been proven yet. However, if successfully exploited, it could potentially lead to unauthorized access, data leakage, or other malicious activities. The vulnerability was introduced in version v5.10 of the Linux Kernel by commit 27d5c528a7ca08dcd44877fdd9fc08b76630bf77 and has been fixed in version v5.10.37 by commit 4e7914ce23306b28d377ec395e00e5fde0e6f96e.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, a vulnerability has been discovered in the mt7915 driver of the Kernel package, which can potentially lead to security risks. It is crucial to update the Linux Kernel package to version v5.10.37 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel package is a critical component of the Linux operating system, responsible for managing core system functionality.
The mt76 module is a wireless LAN driver for MediaTek MT76x0 and MT76x2 wireless chipsets.
The impact of this vulnerability is not yet proven, but it could potentially lead to unauthorized access or data leakage.
To fix this vulnerability, update the Linux Kernel package to version v5.10.37 or later.
No workaround has been provided for this vulnerability. It is recommended to update the Kernel package.
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