CVE-2021-47279

MEDIUM

Linux Kernel 5.11 - NULL Pointer Dereference in brcmstb-usb-pinmap

Title source: llm

Description

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.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/2147684be1ebdaf845783139b9bc4eba3fecd9e4

Patch

https://git.kernel.org/stable/c/fbf649cd6d64d40c03c5397ecd6b1ae922ba7afc

Scores

CVSS v3 5.5

EPSS 0.0019

EPSS Percentile 9.2%

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 (8)

Linux/Linux < 5.11

Linux/Linux 5.11

Linux/Linux 5.12.11 - 5.12.*

Linux/Linux 5.13

Linux/Linux 517c4c44b32372d2fdf4421822e21083c45e89f9 - 2147684be1ebdaf845783139b9bc4eba3fecd9e4

Linux/Linux 517c4c44b32372d2fdf4421822e21083c45e89f9 - fbf649cd6d64d40c03c5397ecd6b1ae922ba7afc

linux/linux_kernel 5.13 rc1 (5 CPE variants)

linux/linux_kernel 5.11 - 5.12.11

Published May 21, 2024

Tracked Since Feb 18, 2026