National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-8071 Detail

Current Description

drivers/hid/hid-cp2112.c in the Linux kernel 4.9.x before 4.9.9 uses a spinlock without considering that sleeping is possible in a USB HID request callback, which allows local users to cause a denial of service (deadlock) via unspecified vectors.

Source:  MITRE
Description Last Modified:  04/23/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.5 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
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): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9

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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9 Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/04/16/4 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/97991 Third Party Advisory VDB Entry
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7a7b5df84b6b4e5d599c7289526eed96541a0654 Patch
https://github.com/torvalds/linux/commit/7a7b5df84b6b4e5d599c7289526eed96541a0654 Patch

Technical Details

Vulnerability Type (View All)

  • Improper Resource Shutdown or Release (CWE-404)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-8071
NVD Published Date:
04/23/2017
NVD Last Modified:
04/28/2017