Vulnerability in ath5k: Out-of-Bounds Read in ath5k_eeprom_read_pcal_info_5111
Summary
GSD-2022-1002410: ath5k: fix OOB in ath5k_eeprom_read_pcal_info_5111. Affects Kernel versions < ed3dfdaa8b5f0579eabfc1c5818eed30cfe1fe84. No fix is published. How to fix ↓
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Background
The ath5k package is a driver for Atheros IEEE 802.11 wireless LAN cards. It is part of the Linux Kernel ecosystem and is responsible for enabling wireless network connectivity on devices using Atheros wireless LAN cards. The ath5k_eeprom_read_pcal_info_5111 function in the ath5k driver is vulnerable to an out-of-bounds read, which can lead to potential security issues.
Vulnerability Detail
The vulnerability in ath5k arises from an out-of-bounds read in the ath5k_eeprom_read_pcal_info_5111 function. This function is responsible for reading power calibration information from the EEPROM of Atheros wireless LAN cards. By exploiting this vulnerability, an attacker could potentially access sensitive information or execute arbitrary code. 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 v4.14.276 by commit ed3dfdaa8b5f0579eabfc1c5818eed30cfe1fe84.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, the ath5k package in the Linux Kernel is vulnerable to an out-of-bounds read in the ath5k_eeprom_read_pcal_info_5111 function. This vulnerability can potentially lead to unauthorized access or code execution. It is crucial to update the Linux Kernel to version v4.14.276 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
ath5k is a driver for Atheros IEEE 802.11 wireless LAN cards in the Linux Kernel. It enables wireless network connectivity on devices using Atheros wireless LAN cards.
The impact of this vulnerability is not yet proven. However, if exploited, it could lead to unauthorized access to sensitive information or arbitrary code execution.
You can use 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 for open-source vulnerabilities in real-time.
Yes, this vulnerability has been fixed in Linux Kernel version v4.14.276 by commit ed3dfdaa8b5f0579eabfc1c5818eed30cfe1fe84.
To fix this vulnerability, update the Linux Kernel to version v4.14.276 or later. Follow the provided steps in the 'how_to_fix' section of this report.
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