CVE-2017-18174

kernel: Double free vulnerability in drivers/pinctrl/pinctrl-amd.c:amd_gpio_remove() function can lead to kernel panic

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.0

Review impact separately from score.

Published · January 17, 2018

Updated · June 28, 2026

Description

In the Linux kernel before 4.7, the amd_gpio_remove function in drivers/pinctrl/pinctrl-amd.c calls the pinctrl_unregister function, leading to a double free.

Statement

This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6 and 7, and Red Hat Enterprise MRG as they did not include the vulnerable 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 3.0 · 5.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-416 · Use After Free