ipw2x00: Potential NULL dereference in libipw_xmit()

Kernel Updated 02 Oct 2025

Summary

28/06/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1002847: ipw2x00: Fix potential NULL dereference in libipw_xmit(). Affects Kernel versions < 528d2023ccf4748fd542582955236c1634a7d293. No fix is published. How to fix ↓

Free scan

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.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or Browse

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats

SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml

Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile

Javascript package-lock.json · yarn.lock · pnpm-lock.yaml

PHP composer.lock

Python poetry.lock · requirements.txt · Pipfile.lock

Go go.mod

Rust Cargo.lock

Ruby Gemfile.lock

Dart pubspec.lock

C/C++ conan.lock

Elixir mix.lock

Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Background

The ipw2x00 package is a wireless driver for Intel PRO/Wireless 2100, 2200, and 2915 network adapters. It is a part of the Linux Kernel ecosystem. The libipw_xmit() function in the package is responsible for transmitting data packets. However, a potential vulnerability has been identified in this function that could lead to a NULL dereference.

Vulnerability Detail

The vulnerability in ipw2x00's libipw_xmit() function arises from a potential NULL dereference. If a specific condition is met, the function may attempt to dereference a NULL pointer, resulting in a crash or potential code execution. The impact and attack plausibility of this vulnerability have not been proven yet. It is important to note that this vulnerability has been fixed in Linux Kernel version v5.18.3 by commit 528d2023ccf4748fd542582955236c1634a7d293.

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 has a potential vulnerability in the libipw_xmit() function. It is recommended to update the Linux Kernel to version v5.18.3 or later to fix this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.

See every vulnerability recorded for Kernel →