CVE-2017-18079
HIGHLinux Kernel < 4.12.4 - Denial of Service via i8042 Port Validation Race Condition
Title source: llmDescription
drivers/input/serio/i8042.c in the Linux kernel before 4.12.4 allows attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact because the port->exists value can change after it is validated.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/102895
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/340d394a789518018f834ff70f7534fc463d3226
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3655-1/
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3655-2/
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=340d394a789518018f834ff70f7534fc463d3226
Issue Tracking, Patch, Release Notes x_refsource_confirm
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.4
Scores
CVSS v3
7.8
EPSS
0.0042
EPSS Percentile
33.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-476
Status
published
Products (3)
canonical/ubuntu_linux
12.04
canonical/ubuntu_linux
14.04
linux/linux_kernel
< 3.2.94
Published
Jan 29, 2018
Tracked Since
Feb 18, 2026