CVE-2023-53434

remoteproc: imx_dsp_rproc: Add custom memory copy implementation for i.MX DSP Cores

MEDIUM
5.5
CVSS Score
Published: September 18, 2025 at 04:04 PM UTC
Updated: June 17, 2026 at 06:45 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.16 ≤ v < 6.1.305.16 ≤ v < 6.3.45.16 ≤ v < 6.46.2 ≤ v < 6.3.45.16ec0e5549f3586d2cb99a05edd006d722ebad912c
Vendor states this is fixed in 331cd77f3d02c35f98b48d1aa934c54c4e7102c8 (fixed)
Vendor states this is fixed in 408ec1ff0caa340c57eecf4cbd14ef0132036a50 (fixed)
Vendor states this is fixed in 44361033a8806aabd0f49b24e5a2fc07232cc5ff (fixed)
Vendor states this is fixed in 5.16 (unaffected)
Vendor states this is fixed in 6.1.30 (unaffected)
Vendor states this is fixed in 6.3.4 (unaffected)
Vendor states this is fixed in 6.4 (unaffected)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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