ipw2x00: Potential NULL dereference in libipw_xmit()
Summary
GSD-2022-1003633: ipw2x00: Fix potential NULL dereference in libipw_xmit(). Affects Kernel versions < 98d1dc32f890642476dbb78ed3437a456bf421b0. 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
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
Background
The ipw2x00 package is a Linux kernel module that provides support for Intel PRO/Wireless 2100, 2200, and 2915 network adapters. It allows these adapters to connect to wireless networks and communicate with other devices. The libipw_xmit() function within the package is responsible for transmitting data packets over the wireless network.
Vulnerability Detail
The vulnerability identified in the ipw2x00 package is a potential NULL dereference in the libipw_xmit() function. This means that under certain conditions, the function may attempt to access memory using a NULL pointer, leading to a crash or other unexpected behavior. The impact and attack plausibility of this vulnerability have not been proven yet, but it poses a potential risk to the stability and reliability of the network adapter functionality.
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 →
Conclusion
The ipw2x00 package in the Linux Kernel is vulnerable to a potential NULL dereference issue in the libipw_xmit() function. To mitigate this vulnerability, it is crucial to update the Linux Kernel to version v5.10.121 or later. This update includes a fix for the vulnerability, ensuring the stability and reliability of the network adapter functionality. For further support and assistance with vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability can vary depending on the specific conditions and usage scenarios. It may lead to crashes, system instability, or other unexpected behavior in the network adapter functionality.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file, and Vulert will analyze it to identify any known vulnerabilities, including this one.
No specific workaround has been provided for this vulnerability. It is recommended to update the Linux Kernel to the latest version that includes the fix.
The vulnerability is present in versions of the ipw2x00 package prior to the Linux Kernel version v5.10.121. Therefore, if you are using an older version of the package, it is likely that your system is affected.
You can find more information about the fix for this vulnerability in the Linux Kernel repository. The commit 98d1dc32f890642476dbb78ed3437a456bf421b0 specifically addresses the NULL dereference issue in the libipw_xmit() function.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
