5.5

CVE-2021-47279

usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource()

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

usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.11 < 5.12.11
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
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.091
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/2147684be1ebdaf845783139b9bc4eba3fecd9e4
Patch
https://git.kernel.org/stable/c/fbf649cd6d64d40c03c5397ecd6b1ae922ba7afc
Patch