CVE-2016-8668

The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size.

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://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/14/8	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/15/9	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93566	Third Party Advisory VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02501.html	Patch Third Party Advisory
https://security.gentoo.org/glsa/201611-11	Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/14/8	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/15/9	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93566	Third Party Advisory VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02501.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:opensuse:leap:42.2:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-11-04 21:59

Updated : 2025-04-12 10:46

NVD link : CVE-2016-8668

Mitre link : CVE-2016-8668

CVE.ORG link : CVE-2016-8668

JSON object : View

Products Affected

qemu

qemu

opensuse

leap

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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