5.5

CVE-2021-47233

regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL

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

regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL

devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 5.10.46
Linux ≫ Linux Kernel Version >= 5.11 < 5.12.13
Linux ≫ Linux Kernel Version 5.13 Update rc1
Linux ≫ Linux Kernel Version 5.13 Update rc2
Linux ≫ Linux Kernel Version 5.13 Update rc3
Linux ≫ Linux Kernel Version 5.13 Update rc4
Linux ≫ Linux Kernel Version 5.13 Update rc5
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.22% 0.125
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
Patch
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
Patch
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1
Patch