CVE-2020-12769

kernel: DoS via concurrent calls to dw_spi_irq and dw_spi_transfer_one functions in drivers/spi/spi-dw.c

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Severity

Low

Red Hat Product Security

4.7

CVSS 3.1

Review impact separately from score.

Published · January 3, 2020

Updated · October 9, 2026

Description

A flaw was found in the Linux kernel. A kernel panic can occur when concurrent calls to dw_spi_irq and dw_spi_transfer_one are made. The highest threat from this vulnerability is to system availability.

Statement

This issue is rated as having Low impact because of the preconditions needed to trigger the issue.

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

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')