CVE-2016-7995

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Summary

CVECVE-2016-7995
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-10 00:59:22 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionMemory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.

Risk And Classification

Primary CVSS: v3.1 6 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

EPSS: 0.001500000 probability, percentile 0.351440000 (date 2026-05-11)

Problem Types: CWE-772 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
2.0[email protected]Primary2.1AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:L/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Opensuse Leap 42.2 All All All
Application Qemu Qemu All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
git.qemu.org Git - qemu.git/commit af854a3a-2127-422b-91ae-364da2661108 git.qemu.org
Qemu 'hcd-ehci.c' Memory Leak Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Re: [Qemu-devel] [PATCH] usb: ehci: fix memory leak in ehci_process_itd af854a3a-2127-422b-91ae-364da2661108 lists.gnu.org Patch, Third Party Advisory
oss-security - Re: CVE request Qemu: usb: hcd-ehci: memory leak in ehci_process_itd af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
oss-security - CVE request Qemu: usb: hcd-ehci: memory leak in ehci_process_itd af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
openSUSE-SU-2016:3237-1: moderate: Security update for qemu af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
git.qemu.org Git - qemu.git/commit MITRE git.qemu.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501229 Alpine Linux Security Update for qemu
  • 505339 Alpine Linux Security Update for qemu
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