National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-18079 Detail

Current Description

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.

Source:  MITRE
Description Last Modified:  01/29/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=340d394a789518018f834ff70f7534fc463d3226 Issue Tracking Patch Third Party Advisory
https://github.com/torvalds/linux/commit/340d394a789518018f834ff70f7534fc463d3226 Patch
https://usn.ubuntu.com/3655-1/
https://usn.ubuntu.com/3655-2/
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.4 Issue Tracking Patch Release Notes

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-18079
NVD Published Date:
01/29/2018
NVD Last Modified:
05/30/2018