CVE-2016-6156

LOW

Description

Race condition in the ec_device_ioctl_xcmd function in drivers/platform/chrome/cros_ec_dev.c in the Linux kernel before 4.7 allows local users to cause a denial of service (out-of-bounds array access) by changing a certain size value, aka a "double fetch" vulnerability.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096cdc6f52225835ff503f987a0d68ef770bb78e

http://seclists.org/bugtraq/2016/Jul/20

http://www.securityfocus.com/bid/91553

https://bugzilla.kernel.org/show_bug.cgi?id=120131

https://bugzilla.redhat.com/show_bug.cgi?id=1353490

https://github.com/torvalds/linux/commit/096cdc6f52225835ff503f987a0d68ef770bb78e

Details

Source: MITRE

Published: 2016-08-06

Updated: 2016-11-28

Type: CWE-362

Risk Information

CVSS v2.0

Base Score: 1.9

Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW

CVSS v3.0

Base Score: 5.1

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

Impact Score: 3.6

Exploitability Score: 1.4

Severity: MEDIUM