Impact Analysis

This vulnerability involves an incorrect check in the Linux kernel's memory timing code for the tegra124-emc component. Specifically, the code incorrectly checked whether the DLL (Delay Locked Loop) was enabled in the EMRS register, which could lead to improper memory timing behavior.

The impact of this vulnerability could be related to system stability or memory performance issues on affected devices using the Nvidia Tegra124 platform or Linux kernel versions containing this code. However, no specific CVSS score or detailed impact description is provided.

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Executive Summary

This vulnerability is related to the Linux kernel's memory management for the Nvidia Tegra124 platform. Specifically, the issue was in the code that checks whether the DLL (Delay Locked Loop) is enabled in the EMRS (Extended Mode Register Set) register. The check was reversed, meaning it incorrectly determined the DLL status based on bit A0. The fix corrects this logic so that DLL is properly recognized as enabled when bit A0 is low.

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