CVE-2016-9102

medium

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

https://security.gentoo.org/glsa/201611-11

https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01861.html

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

http://www.securityfocus.com/bid/93962

http://www.openwall.com/lists/oss-security/2016/10/30/6

http://www.openwall.com/lists/oss-security/2016/10/27/15

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

Details

Source: Mitre, NVD

Published: 2016-12-09

Updated: 2023-02-13

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 6

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Severity: Medium