Vulnerability in Kernel package: net: batman-adv: fix error handling
Summary
GSD-2021-1001945: net: batman-adv: fix error handling. Affects Kernel versions >= c6c8fea29769d998d94fcec9b9f14d4b52b349d3, < 07533f1a673ce1126d0a72ef1e4b5eaaa3dd6d20. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Kernel package is a critical component of the Linux operating system, responsible for managing the system's core functionality. It provides essential services such as process management, memory management, and device drivers. The net: batman-adv module within the Kernel package is specifically designed for the Batman-Advanced (batman-adv) networking protocol, which enables efficient communication between nodes in a wireless mesh network. However, a vulnerability has been discovered in the error handling mechanism of the batman-adv module, potentially leading to security issues.
Vulnerability Detail
The vulnerability in the batman-adv module arises from a flaw in the error handling logic. Attackers may exploit this vulnerability to trigger unexpected behavior or cause a denial-of-service (DoS) condition. The exact impact and attack vectors have not been proven yet. The vulnerability was introduced in version v2.6.38 of the Linux Kernel and has been fixed in version v4.9.289. It is crucial to update to the fixed version to mitigate the risk of exploitation.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
No specific workaround has been mentioned for this vulnerability. It is advised to apply the fix as soon as possible by updating the Kernel package.
Conclusion
The net: batman-adv module in the Kernel package has a vulnerability in its error handling mechanism. To mitigate the risk of exploitation, it is crucial to update the Kernel package to version v4.9.289 or later. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The Kernel package is a fundamental component of the Linux operating system, responsible for managing core system functionality.
The net: batman-adv module is a part of the Kernel package and provides support for the Batman-Advanced networking protocol in wireless mesh networks.
The exact impact of this vulnerability is not yet proven. However, it may allow attackers to trigger unexpected behavior or cause a denial-of-service condition.
To fix this vulnerability, it is recommended to update the Linux Kernel package to version v4.9.289 or later.
No specific workaround has been mentioned for this vulnerability. It is advised to apply the fix by updating the Kernel package.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
