Riskcovery

CVE-2026-89977

accel/ethosu: check MMIO mapping errors in probe

State
Published
Severity
Not scored
Published
Sep 16, 2026
Updated
Oct 19, 2026
Reserved
Sep 11, 2026

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

accel/ethosu: check MMIO mapping errors in probe

devm_platform_ioremap_resource() returns an error pointer when the register resource cannot be mapped. ethosu_probe() stores it and continues until initialization dereferences it through MMIO accessors.

Return the mapping error before initializing the device.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 5a5e9c0228e613f0ef2a58b9782d7c0ea8f1e58b to before f7aad73b481194e3f0efba9688e9a5914bbd036bAffected
  • 5a5e9c0228e613f0ef2a58b9782d7c0ea8f1e58b to before 7ab64476a610fe65858fdc37c7a30caa13e334acAffected
LinuxLinux
  • 6.19Affected
  • before 6.19Not affected
  • 7.2.5 through 7.2.*Not affected
  • 7.3 and laterNot affected

References

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