Out-of-bounds bug in ngene_command_config_free_buf() in Kernel
Summary
GSD-2021-1001361: media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf(). Affects Kernel versions >= dae52d009fc950b5c209260d50fcc000f5becd3c, < ec731c6ef564ee6fc101fc5d73e3a3a953d09a00. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system, responsible for managing system resources and facilitating communication between hardware and software. It provides essential functionalities such as process management, memory management, and device drivers. The ngene module within the Kernel is used for handling media-related operations. However, a vulnerability has been discovered in the ngene_command_config_free_buf() function, which can lead to an out-of-bounds bug.
Vulnerability Detail
The ngene_command_config_free_buf() function in the ngene module of the Kernel suffers from an out-of-bounds bug. This vulnerability was introduced in version v2.6.34 of the Kernel and has been present until version v4.19.199. An attacker could exploit this bug to manipulate memory beyond its intended boundaries, potentially leading to arbitrary code execution or 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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Conclusion
The out-of-bounds bug in the ngene_command_config_free_buf() function of the Kernel can pose a security risk, potentially allowing arbitrary code execution or causing a denial-of-service condition. It is crucial to update the Linux Kernel to version v4.19.199 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The ngene module in the Kernel is responsible for handling media-related operations. It provides functionality for managing media devices and processing media data.
An out-of-bounds bug occurs when a program accesses memory beyond its intended boundaries. This can lead to memory corruption, crashes, or even arbitrary code execution.
If exploited, this vulnerability could allow an attacker to execute arbitrary code or cause a denial-of-service condition. The exact impact and attack vectors are yet to be determined.
You can use Vulert's playground at Vulert Scanner to check if your system is affected by this vulnerability. Vulert uses a manifest file like package-lock.json to monitor and alert in real-time for open-source vulnerabilities.
You can find more information about this vulnerability in the GSD-2021-1001361 entry of the GSD database maintained by the Cloud Security Alliance. The source link is available at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1001xxx/GSD-2021-1001361.json.
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