CVE-2022-1975

kernel: sleep in atomic bug when firmware download timeout

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Severity

Moderate

Red Hat Product Security

4.5

CVSS 3.1

Review impact separately from score.

Published · May 4, 2022

Updated · November 22, 2025

Description

There is a sleep-in-atomic bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating a nfc device from user-space.

Statement

There was no shipped kernel version that was seen affected by this problem. These files are not built in our source code.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.5
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-248 · Uncaught Exception