CVE-2016-9102

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.

CVSS v3 6.0 MEDIUM
CVSS v2.0 2.1 LOW

6.0^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.5 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ff55e94d23ae94c8628b0115320157c763eb3e06
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	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93962	Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html	Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01861.html	Patch Third Party Advisory
https://security.gentoo.org/glsa/201611-11	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-12-09 22:59

Updated : 2024-02-04 19:11

NVD link : CVE-2016-9102

Mitre link : CVE-2016-9102

CVE.ORG link : CVE-2016-9102

JSON object : View

Products Affected

debian

debian_linux

qemu

qemu

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

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