CVE-2026-53045

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Memory Corruption Fix in Linux Kernel Tegra124 EMC Driver

Publication date: 2026-06-24

Last updated on: 2026-07-14

Assigner: kernel.org

Description

In the Linux kernel, the following vulnerability has been resolved: memory: tegra124-emc: Fix dll_change check The code checking whether the specified memory timing enables DLL in the EMRS register was reversed. DLL is enabled if bit A0 is low. Fix the check.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-24

Last Modified

2026-07-14

Generated

2026-07-15

AI Q&A

2026-06-24

EPSS Evaluated

2026-07-13

NVD

CVE-2026-53045

EUVD

EUVD-2026-38913

Affected Vendors & Products

Vendor	Product	Version / Range
nvidia	tegra124_emc	*
linux	linux_kernel	*
linux	kernel	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

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.

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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