Vulnerability in Kernel Package: Incorrect Sizing Calculations in EVT_TRANSACTION
Summary
GSD-2022-1003250: nfc: st21nfca: fix incorrect sizing calculations in EVT_TRANSACTION. Affects Kernel versions >= 26fc6c7f02cb26c39c4733de3dbc3c0646fc1074, < a5989ae3c53be69b2658ce22fa11ec30281aead0. 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 core functionalities and communication between hardware and software. It provides essential services and functions to ensure the proper functioning of the system. However, a vulnerability has been discovered in the Kernel package, specifically in the EVT_TRANSACTION module of the st21nfca driver. This vulnerability can potentially lead to security breaches and unauthorized access to sensitive information.
Vulnerability Detail
The vulnerability arises from incorrect sizing calculations in the EVT_TRANSACTION module of the st21nfca driver in the Kernel package. Due to these miscalculations, an attacker may be able to exploit the system and execute arbitrary code, potentially gaining unauthorized access to sensitive data or causing a denial of service. The impact and attack plausibility of this vulnerability have not been proven yet, but it is crucial to address it promptly to mitigate any potential risks.
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
As a temporary workaround, users can disable the st21nfca driver or module in the Kernel package. This can be achieved by modifying the Kernel configuration or blacklisting the st21nfca module. However, it is important to note that this workaround may impact the functionality of certain NFC-related features or devices.
Conclusion
In conclusion, the Kernel package is vulnerable to an issue in the EVT_TRANSACTION module of the st21nfca driver. This vulnerability can potentially lead to security breaches and unauthorized access to sensitive information. It is crucial to update the Linux Kernel package to version v5.15.47 or later to fix this vulnerability. Alternatively, a temporary workaround of disabling the st21nfca driver can be implemented, although it may impact NFC-related functionality. For further support and assistance, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability can vary depending on the specific system and its usage. However, potential consequences include unauthorized access to sensitive data, execution of arbitrary code, and denial of service attacks.
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 in real-time to identify any open-source vulnerabilities, including this one.
At the time of this report, no known exploits for this vulnerability have been identified. However, it is crucial to apply the recommended fix or workaround to mitigate any potential risks.
No, the fix for this vulnerability is implemented in the latest version of the Linux Kernel package. To ensure the vulnerability is properly addressed, it is recommended to update the entire package to version v5.15.47 or later.
For further support and assistance in vulnerability remediation, you can reach out to info@devnack.com. Our team of experts will be happy to assist you in addressing this vulnerability and ensuring the security of your system.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
