Vulnerability in ath9k_htc package: Potential Out of Bounds Access
Summary
GSD-2022-1003634: ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix. Affects Kernel versions >= 4ed1a8d4a25711f780b96920fff2bb531229e322, < 461e4c1f199076275f16bf6f3d3e42c6b6c79f33. No fix is published. How to fix ↓
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Background
The ath9k_htc package is a wireless driver for Atheros IEEE 802.11n devices. It is used in the Linux Kernel and provides support for Atheros USB AR9271 and AR7010 family devices. This package enables wireless communication capabilities on devices that utilize these Atheros chipsets.
Vulnerability Detail
The identified vulnerability in the ath9k_htc package involves a potential out of bounds access with an invalid rxstatus->rs_keyix. This vulnerability could allow an attacker to manipulate memory and potentially execute arbitrary code or cause a denial of service. The issue was introduced in version v3.15 of the Linux Kernel and was fixed in version v5.10.121 by commit 461e4c1f199076275f16bf6f3d3e42c6b6c79f33.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
In conclusion, the ath9k_htc package in the Linux Kernel is vulnerable to a potential out of bounds access issue. It is crucial to update the kernel to version v5.10.121 or later to mitigate this vulnerability. Regularly updating the kernel is recommended to ensure the latest security patches are applied. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The impact of this vulnerability could range from arbitrary code execution to denial of service, depending on the attacker's capabilities and intentions.
You can use tools like Vulert (https://vulert.com) to check if your system is affected by this vulnerability. Vulert uses a manifest file like package-lock.json to monitor and alert in real-time for open-source vulnerabilities in the software.
At the time of this report, no known exploits for this vulnerability have been disclosed. However, it is important to apply the recommended fix to mitigate any potential risks.
Yes, this vulnerability can be exploited remotely if the attacker can establish a connection to the affected device.
For more details about this vulnerability, you can refer to the source link provided in the vulnerability details section of this report.
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