National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-6505 Detail

Current Description

The ohci_service_ed_list function in hw/usb/hcd-ohci.c in QEMU (aka Quick Emulator) before 2.9.0 allows local guest OS users to cause a denial of service (infinite loop) via vectors involving the number of link endpoint list descriptors, a different vulnerability than CVE-2017-9330.

Source:  MITRE      Last Modified:  11/08/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-6505
Original release date:
03/15/2017
Last revised:
11/08/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
6.5 Medium
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H (legend)
Impact Score:
4.0
Exploitability Score:
2.0
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
2.1 LOW
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fb Issue Tracking; Patch; Third Party Advisory External Source CONFIRM http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fb
http://www.openwall.com/lists/oss-security/2017/03/06/6 Mailing List; Patch; Third Party Advisory External Source MLIST [oss-security] 20170306 CVE-2017-6505 Qemu: usb: an infinite loop issue in ohci_service_ed_list
http://www.securityfocus.com/bid/96611 Third Party Advisory; VDB Entry External Source BID 96611
https://bugzilla.redhat.com/show_bug.cgi?id=1429432 Issue Tracking; Patch External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1429432
https://security.gentoo.org/glsa/201704-01 External Source GENTOO GLSA-201704-01

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 4 change records found - show changes