CVE-2021-47409

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

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

usb: dwc2: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= 348becdcc3196addbe882e8a10451744e489e389, < 4b7f4a0eb92bf37bea4cd838c7f83ea42823ca8b; >= 348becdcc3196addbe882e8a10451744e489e389, < a7182993dd8e09f96839ddc3ac54f9b37370d282; >= 348becdcc3196addbe882e8a10451744e489e389, < 8b9c1c33e51d0959f2aec573dfbac0ffd3f5c0b7; >= 348becdcc3196addbe882e8a10451744e489e389, < 2754fa3b73df7d0ae042f3ed6cfd9df9042f6262; >= 348becdcc3196addbe882e8a10451744e489e389, < 337f00a0bc62d7cb7d10ec0b872c79009a1641df; >= 348becdcc3196addbe882e8a10451744e489e389, < 856e6e8e0f9300befa87dde09edb578555c99a82
LinuxLinux4.11

References

Timeline

Published
May 21, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2021-47409: Medium severity, CVSS 5.5 | Vulnix