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CVE-2016-7466 Detail

Description

Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b53dd4495ced2432a0b652ea895e651d07336f7e
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/09/19/8 Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/09/20/3 Mailing List  Third Party Advisory 
http://www.securityfocus.com/bid/93029 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory 
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg02773.html Patch  Third Party Advisory 
https://security.gentoo.org/glsa/201611-11 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-772 Missing Release of Resource after Effective Lifetime cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

11 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7466
NVD Published Date:
12/09/2016
NVD Last Modified:
02/12/2023
Source:
Red Hat, Inc.