Refusal to Enable an Unbound Pipe in phonet/pep
Summary
GSD-2021-1002791: phonet/pep: refuse to enable an unbound pipe. Affects Kernel versions < 982b6ba1ce626ef87e5c29f26f2401897554f235. No fix is published. How to fix ↓
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Background
The phonet/pep package is a component of the Linux Kernel, which is responsible for handling communication protocols for mobile devices. It provides support for the Phonet and PEP protocols, allowing devices to exchange data and control information. The package is an integral part of the Linux operating system and is widely used in various mobile devices and embedded systems.
Vulnerability Detail
The vulnerability identified in phonet/pep involves the enabling of an unbound pipe. An unbound pipe refers to a communication channel that has not been properly initialized or allocated. By attempting to enable such a pipe, an attacker may be able to exploit this vulnerability to gain unauthorized access, execute arbitrary code, or cause a denial-of-service condition. 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
As this vulnerability has been fixed in a later version of the Linux Kernel, there is no specific workaround available. Users are advised to update their kernel to the fixed version.
Conclusion
The vulnerability in phonet/pep that allowed enabling an unbound pipe has been fixed in Linux Kernel version v4.19.223. Users are advised to update their kernel to the fixed version to mitigate the risk of exploitation. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
phonet/pep is a package in the Linux Kernel that handles communication protocols for mobile devices.
An unbound pipe is a communication channel that has not been properly initialized or allocated.
The potential consequences of this vulnerability include unauthorized access, arbitrary code execution, and denial-of-service attacks.
There is no evidence of this vulnerability being exploited in the wild at this time.
To update your Linux Kernel, you can download the latest kernel source code from the official Linux Kernel repository and compile it according to the provided instructions.
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