CVE-2021-47425

MEDIUM

Linux Kernel < 4.14.251 - Memory Leak

Title source: rule

Description

In the Linux kernel, the following vulnerability has been resolved: i2c: acpi: fix resource leak in reconfiguration device addition acpi_i2c_find_adapter_by_handle() calls bus_find_device() which takes a reference on the adapter which is never released which will result in a reference count leak and render the adapter unremovable. Make sure to put the adapter after creating the client in the same manner that we do for OF. [wsa: fixed title]

Scores

CVSS v3 5.5
EPSS 0.0002
EPSS Percentile 5.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-401
Status published

Affected Products (5)

linux/linux_kernel < 4.14.251
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel

Timeline

Published May 21, 2024
Tracked Since Feb 18, 2026