Deadlock Vulnerability in drivers: staging: rtl8192e
Summary
GSD-2022-1004028: drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop(). Affects Kernel versions < 4681129fda9e8555392eaaadb239ec6a6e2b3e12. No fix is published. How to fix ↓
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Background
The drivers: staging: rtl8192e package is a component of the Linux Kernel, which is responsible for managing the Realtek RTL8192E wireless network adapter. This package provides the necessary drivers and functionality for the proper functioning of the RTL8192E adapter. The vulnerability identified in this package can lead to a deadlock situation in the rtllib_beacons_stop() function.
Vulnerability Detail
The vulnerability in drivers: staging: rtl8192e arises from a deadlock issue in the rtllib_beacons_stop() function. This function is responsible for stopping the transmission of beacon frames in the wireless network. Due to a flaw in the implementation, a deadlock can occur, causing the system to become unresponsive. An attacker with access to the affected system could potentially exploit this vulnerability to disrupt network communication or cause a denial-of-service condition. It is important to note that the impact and attack plausibility of this vulnerability have not been proven.
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. The recommended approach is to apply the fix by updating the Linux Kernel to the patched version.
Conclusion
The drivers: staging: rtl8192e package in the Linux Kernel is vulnerable to a deadlock issue in the rtllib_beacons_stop() function. This vulnerability can potentially lead to system unresponsiveness. To mitigate the risk, it is advised to update the Linux Kernel to version v4.9.318 or later. For further assistance or support in addressing this vulnerability, please contact DevNack.com.
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FAQ
The drivers: staging: rtl8192e package is a component of the Linux Kernel that provides support for the Realtek RTL8192E wireless network adapter.
The impact of this vulnerability could potentially lead to a deadlock situation in the rtllib_beacons_stop() function, causing the system to become unresponsive.
The exact attack vector and remote exploitability of this vulnerability have not been proven. However, an attacker with access to the affected system could potentially exploit it.
To fix this vulnerability, update the Linux Kernel to version v4.9.318 or later, which includes the necessary fix for the deadlock issue in rtllib_beacons_stop().
No specific workaround has been mentioned for this vulnerability. It is recommended to update the Linux Kernel to the patched version.
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