CVE-2021-47331
MEDIUMLinux Kernel - NULL Pointer Dereference in USB Connector GPIO Charger Registration
Title source: llmDescription
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.
References (4)
Core 4
Core References
Scores
CVSS v3
5.5
EPSS
0.0024
EPSS Percentile
14.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-476
Status
published
Products (11)
Linux/Linux
< 5.9
Linux/Linux
5.10.52 - 5.10.*
Linux/Linux
5.12.19 - 5.12.*
Linux/Linux
5.13.4 - 5.13.*
Linux/Linux
5.14
Linux/Linux
5.9
Linux/Linux
e3ee0e740c3887d2293e8d54a8707218d70d86ca - 1a133a0996d6b4c83509d570ed4edcba34c44f25
Linux/Linux
e3ee0e740c3887d2293e8d54a8707218d70d86ca - 436906fd248e018403bcda61a9311d9af02912f1
Linux/Linux
e3ee0e740c3887d2293e8d54a8707218d70d86ca - 880287910b1892ed2cb38977893b947382a09d21
Linux/Linux
e3ee0e740c3887d2293e8d54a8707218d70d86ca - 8e8d910e9a3a7fba86140aff4924c30955ab228b
... and 1 more
Published
May 21, 2024
Tracked Since
Feb 18, 2026