CVE-2016-9913

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Summary

CVECVE-2016-9913
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-29 22:59:00 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionMemory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) via vectors involving the order of resource cleanup.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

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

EPSS: 0.000710000 probability, percentile 0.216120000 (date 2026-05-11)

Problem Types: CWE-401 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
2.0[email protected]Primary4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:L/AC:L/PR:L/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
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Qemu Qemu 2.8.0 rc0 All All
Application Qemu Qemu 2.8.0 rc1 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
oss-security - CVE request Qemu: 9pfs: memory leakage via proxy/handle callbacks af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
QEMU VirtFS Multiple Denial of Service Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
QEMU: Multiple vulnerabilities (GLSA 201701-49) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
git.qemu.org Git - qemu.git/commit af854a3a-2127-422b-91ae-364da2661108 git.qemu.org
[Qemu-devel] [PATCH v3 0/4] 9pfs: add cleanup operation in handle/proxy af854a3a-2127-422b-91ae-364da2661108 lists.gnu.org Patch, Vendor Advisory
oss-security - Re: CVE request Qemu: 9pfs: memory leakage via proxy/handle callbacks af854a3a-2127-422b-91ae-364da2661108 www.openwall.com 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

  • 710389 Gentoo Linux QEMU Multiple Vulnerabilities (GLSA 201701-49)
  • 900063 CBL-Mariner Linux Security Update for qemu-kvm 4.2.0
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