CVE-2021-47206

MEDIUM

Linux Kernel < 4.4.293 - NULL Pointer Dereference in OHCI-TMIO USB Host Driver

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-tmio: 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 (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0023
EPSS Percentile 13.6%
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 (19)
Linux/Linux < 2.6.28
Linux/Linux 2.6.28
Linux/Linux 4.14.256 - 4.14.*
Linux/Linux 4.19.218 - 4.19.*
Linux/Linux 4.4.293 - 4.4.*
Linux/Linux 4.9.291 - 4.9.*
Linux/Linux 5.10.82 - 5.10.*
Linux/Linux 5.15.5 - 5.15.*
Linux/Linux 5.16
Linux/Linux 5.4.162 - 5.4.*
... and 9 more
Published Apr 10, 2024
Tracked Since Feb 18, 2026