Vulnerability CVE-2017-18174
Published: 2018-02-11   Modified: 2018-02-12

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.

Type:

CWE-415

 (Double Free)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Linux -> Linux kernel 

 References:
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/
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