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Medium severity5.5NVD Advisory· Published May 21, 2024· Updated Jun 17, 2026

CVE-2021-47331

CVE-2021-47331

Description

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.

Affected products

3
  • Linux/Kernel3 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <5.10.52
    • (no CPE)
    • (no CPE)range: 5.9

Patches

Vulnerability mechanics

References

4

News mentions

0

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