NVD - CVE-2017-7273

CVE-2017-7273 Detail

Current Description

The cp_report_fixup function in drivers/hid/hid-cypress.c in the Linux kernel 4.x before 4.9.4 allows physically proximate attackers to cause a denial of service (integer underflow) or possibly have unspecified other impact via a crafted HID report.

Source: MITRE
Description Last Modified: 03/27/2017
View Analysis Description

Evaluator Description

CWE-191: Integer Underflow (Wrap or Wraparound)

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.6 MEDIUM
Vector: AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 0.7

Attack Vector (AV): Physical
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: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
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=1ebb71143758f45dc0fa76e2f48429e13b16d110	Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.4	Release Notes Vendor Advisory
http://www.securityfocus.com/bid/97190	Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110	Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

Other (NVD-CWE-Other)

Vulnerable software and versions Switch to CPE 2.2

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Change History

2 change records found - show changes

Initial Analysis - 4/3/2017 10:07:55 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		Record truncated, showing 500 of 6077 characters. View Entire Change Record OR cpe:2.3:o:linux:linux_kernel:4.0::::::: cpe:2.3:o:linux:linux_kernel:4.0.0::::::: cpe:2.3:o:linux:linux_kernel:4.0.2::::::: cpe:2.3:o:linux:linux_kernel:4.0.3::::::: cpe:2.3:o:linux:linux_kernel:4.0.4::::::: cpe:2.3:o:linux:linux_kernel:4.0.5::::::: cpe:2.3:o:linux:linux_kernel:4.0.6::::::: cpe:2.3:o:linux:linux_kernel:4.0.7::::::: cpe:2.3:o:linux:linux_kernel:4.0.8:::::::
Added	CVSS V2		(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Added	CVSS V3		AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CWE		NVD-CWE-Other
Added	Evaluator Description		<a href="http://cwe.mitre.org/data/definitions/191.html">CWE-191: Integer Underflow (Wrap or Wraparound)</a>
Changed	Reference Type	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1ebb71143758f45dc0fa76e2f48429e13b16d110 No Types Assigned	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1ebb71143758f45dc0fa76e2f48429e13b16d110 Patch, Third Party Advisory
Changed	Reference Type	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.4 No Types Assigned	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.4 Release Notes, Vendor Advisory
Changed	Reference Type	http://www.securityfocus.com/bid/97190 No Types Assigned	http://www.securityfocus.com/bid/97190 Third Party Advisory, VDB Entry
Changed	Reference Type	https://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110 No Types Assigned	https://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110 Patch, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2017-7273
NVD Published Date:
03/27/2017
NVD Last Modified:
04/03/2017

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