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

usb: common: usb-conn-gpio: fix NULL pointer dereference of charger

When power on system with OTG cable, IDDIG's interrupt arises before
the charger registration, it will cause a NULL pointer dereference,
fix the issue by registering the power supply before requesting
IDDIG/VBUS irq.

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Fixes

Solution

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Workaround

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History

Tue, 24 Dec 2024 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-12-18T11:36:52.919Z

Reserved: 2024-05-21T14:28:16.975Z

Link: CVE-2021-47331

cve-icon Vulnrichment

Updated: 2024-08-04T05:32:08.436Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-21T15:15:20.067

Modified: 2024-12-24T16:16:33.940

Link: CVE-2021-47331

cve-icon Redhat

Severity : Low

Publid Date: 2024-05-21T00:00:00Z

Links: CVE-2021-47331 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses