CVE-2023-53434
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-18

Last updated on: 2025-12-12

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: remoteproc: imx_dsp_rproc: Add custom memory copy implementation for i.MX DSP Cores The IRAM is part of the HiFi DSP. According to hardware specification only 32-bits write are allowed otherwise we get a Kernel panic. Therefore add a custom memory copy and memset functions to deal with the above restriction.
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Meta Information
Published
2025-09-18
Last Modified
2025-12-12
Generated
2026-06-16
AI Q&A
2025-09-18
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53434
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.16 (inc) to 6.1.30 (exc)
linux linux_kernel From 6.2 (inc) to 6.3.4 (exc)
Helpful Resources
Exploitability
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CWE ID Description
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Executive Summary

This vulnerability relates to the Linux kernel's handling of the i.MX DSP cores' IRAM memory. The hardware specification requires that only 32-bit writes are allowed to this memory region; otherwise, a kernel panic occurs. The vulnerability was due to the lack of a proper custom memory copy and memset implementation that respects this restriction, which could cause the kernel to crash.

Impact Analysis

If exploited or triggered, this vulnerability can cause a kernel panic, leading to a system crash or instability on devices using the affected i.MX DSP cores. This can result in denial of service or unexpected system behavior.

Mitigation Strategies

The vulnerability is resolved by adding a custom memory copy and memset implementation for the i.MX DSP cores in the Linux kernel to prevent kernel panic caused by improper memory writes. Immediate mitigation would involve updating the Linux kernel to a version that includes this fix.

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