medium5.5
CVE-2021-47331
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 wi…
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.10.52 from 5.11 before 5.12.19 from 5.13 before 5.13.4 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/1a133a0996d6b4c83509d570ed4edcba34c44f25
- https://git.kernel.org/stable/c/436906fd248e018403bcda61a9311d9af02912f1
- https://git.kernel.org/stable/c/880287910b1892ed2cb38977893b947382a09d21
- https://git.kernel.org/stable/c/8e8d910e9a3a7fba86140aff4924c30955ab228b
- https://git.kernel.org/stable/c/1a133a0996d6b4c83509d570ed4edcba34c44f25
- https://git.kernel.org/stable/c/436906fd248e018403bcda61a9311d9af02912f1
- https://git.kernel.org/stable/c/880287910b1892ed2cb38977893b947382a09d21
- https://git.kernel.org/stable/c/8e8d910e9a3a7fba86140aff4924c30955ab228b