CVE-2016-9913

MEDIUM

QEMU < 2.7.1 - Denial of Service via Memory Leak in v9fs_device_unrealize_common

Title source: llm
STIX 2.1

Description

Memory 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.

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/94729
Patch, Vendor Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg03278.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201701-49
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/12/06/11
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/12/08/7

Scores

CVSS v3 6.5
EPSS 0.0007
EPSS Percentile 21.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (2)
qemu/qemu 2.8.0 rc0 (2 CPE variants)
qemu/qemu < 2.7.1
Published Dec 29, 2016
Tracked Since Feb 18, 2026