What is CVE-2021-47437?

CVE-2021-47437 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2024-05-22.

How severe is CVE-2021-47437?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2021-47437

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.

EPSS: 0.001 (4.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 39c024b51b5607e9d2fc6c04c2573e4a778c728d, 5.13, 0
Linux Linux_kernel — versions 5.15

Weakness classification (CWE)

CWE-667 — Improper Locking

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2021-47437?: CVE-2021-47437 is a medium-severity vulnerability in Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2024-05-22.
How severe is CVE-2021-47437?: Medium severity. CVSS v3 base score is 5.5 out of 10.