CVE-2021-47437

MEDIUM

Linux Kernel 5.13-5.14.13 - Deadlock via adis16475 Frequency Set

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: iio: adis16475: fix deadlock on frequency set With commit 39c024b51b560 ("iio: adis16475: improve sync scale mode handling"), two deadlocks were introduced: 1) The call to 'adis_write_reg_16()' was not changed to it's unlocked version. 2) The lock was not being released on the success path of the function. This change fixes both these issues.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/04e03b907022ebd876f422f17efcc2c6cc934dc6

Patch

https://git.kernel.org/stable/c/9da1b86865ab4376408c58cd9fec332c8bdb5c73

Scores

CVSS v3 5.5

EPSS 0.0015

EPSS Percentile 4.4%

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-667

Status published

Products (8)

Linux/Linux < 5.13

Linux/Linux 39c024b51b5607e9d2fc6c04c2573e4a778c728d - 04e03b907022ebd876f422f17efcc2c6cc934dc6

Linux/Linux 39c024b51b5607e9d2fc6c04c2573e4a778c728d - 9da1b86865ab4376408c58cd9fec332c8bdb5c73

Linux/Linux 5.13

Linux/Linux 5.14.14 - 5.14.*

Linux/Linux 5.15

linux/linux_kernel 5.15 rc1 (5 CPE variants)

linux/linux_kernel 5.13 - 5.14.14

Published May 22, 2024

Tracked Since Feb 18, 2026