CVE-2017-18174 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=251e22abde21833b3d29577e4d8c7aaccd650eee http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8dca4a41f1ad65043a78c2338d9725f859c8d2c3 https://github.com/torvalds/linux/commit/251e22abde21833b3d29577e4d8c7aaccd650eee https://github.com/torvalds/linux/commit/8dca4a41f1ad65043a78c2338d9725f859c8d2c3 https://usn.ubuntu.com/3848-1/ https://usn.ubuntu.com/3848-2/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8