Vulnerability in ath5k: Out-of-Bounds Read in ath5k_eeprom_read_pcal_info_5111
Summary
GSD-2022-1002323: ath5k: fix OOB in ath5k_eeprom_read_pcal_info_5111. Affects Kernel versions < 25efc5d03455c3839249bc77fce5e29ecb54677e. No fix is published. How to fix ↓
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Background
The ath5k package is a Linux kernel module that provides support for Atheros AR5xxx wireless LAN cards. It allows users to connect to wireless networks and communicate wirelessly. The ath5k_eeprom_read_pcal_info_5111 function is responsible for reading power calibration information from the EEPROM of Atheros AR5111 wireless LAN cards.
Vulnerability Detail
The vulnerability in ath5k arises from an out-of-bounds read in the ath5k_eeprom_read_pcal_info_5111 function. An attacker can exploit this vulnerability by providing a specially crafted input, leading to the function reading beyond the bounds of the allocated buffer. This can result in the disclosure of sensitive information or a system crash. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No workaround has been provided for this vulnerability.
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. To mitigate this vulnerability, it is recommended to update the Linux Kernel to version v4.19.238 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
ath5k is a Linux kernel module that provides support for Atheros AR5xxx wireless LAN cards.
The impact of this vulnerability can range from the disclosure of sensitive information to a system crash.
An attacker can exploit this vulnerability by providing a specially crafted input, causing the ath5k_eeprom_read_pcal_info_5111 function to read beyond the bounds of the allocated buffer.
No, the impact and attack plausibility of this vulnerability have not been proven yet.
To fix this vulnerability, update the Linux Kernel to version v4.19.238 or later, which includes the necessary fix.
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