Out of Bounds Read Vulnerability in mtk_eth_soc
Summary
GSD-2022-1003855: net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry(). Affects Kernel versions >= 7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd, < 657e7174603f0aab2cdedc64ac81edffd2a87afe. No fix is published. How to fix ↓
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Background
The mtk_eth_soc package is a component of the Linux Kernel that provides Ethernet functionality for MediaTek SoCs. It includes drivers and modules for managing Ethernet connections. This vulnerability affects the mtk_hwlro_get_fdir_entry() function within the package.
Vulnerability Detail
The mtk_hwlro_get_fdir_entry() function in mtk_eth_soc is susceptible to an out of bounds read vulnerability. This vulnerability allows an attacker to read data beyond the bounds of an array, potentially leading to information disclosure or a system crash. The vulnerability was introduced in version v4.9 of the Linux Kernel and was fixed in version v4.19.247.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The out of bounds read vulnerability in mtk_eth_soc's mtk_hwlro_get_fdir_entry() function can be mitigated by updating the Linux Kernel to version v4.19.247 or later. It is important to promptly apply the fix to prevent potential information disclosure or system crashes. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
This vulnerability could potentially allow an attacker to read sensitive data or crash the system.
You can use Vulert's 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 vulnerabilities.
At the time of this report, there are no known exploits for this vulnerability.
No specific workaround has been provided for this vulnerability. It is recommended to update to the fixed version of the Linux Kernel.
You can find more information about this vulnerability in the GSD-2022-1003855 entry of the GSD database (https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1003xxx/GSD-2022-1003855.json).
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