CVE-2016-9102

MEDIUM

QEMU < 2.7.1 - Denial of Service via v9fs_xattrcreate Memory Leak

Title source: llm
STIX 2.1

Description

Memory leak in the v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) via a large number of Txattrcreate messages with the same fid number.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201611-11
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/93962
Patch, Third Party Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01861.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/10/27/15
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/10/30/6
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

Scores

CVSS v3 6.0
EPSS 0.0012
EPSS Percentile 29.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-772
Status published
Products (2)
debian/debian_linux 8.0
qemu/qemu < 2.7.1
Published Dec 09, 2016
Tracked Since Feb 18, 2026