CVE-2016-9102

MEDIUM

QEMU - Memory Corruption

Title source: llm

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)

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff55e94d23ae94c8628b0115320157c763eb3e06

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/27/15

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/30/6

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/93962

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

[Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01861.html

[Third Party Advisory] https://security.gentoo.org/glsa/201611-11

Scores

CVSS v3 6.0

EPSS 0.0010

EPSS Percentile 27.8%

Attack Vector LOCAL

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

Classification

CWE

CWE-772

Status published

Affected Products (3)

qemu/qemu < 2.7.1

debian/debian_linux

n/a/n/a

Timeline

Published Dec 09, 2016

Tracked Since Feb 18, 2026