CVE-2016-7995

Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.

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=b16c129daf0fed91febbb88de23dae8271c8898a
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/07/3	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/08/4	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93454	Third Party Advisory VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html	Patch Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b16c129daf0fed91febbb88de23dae8271c8898a
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/07/3	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/08/4	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/93454	Third Party Advisory VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html	Patch 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 : 2016-12-10 00:59

Updated : 2025-04-12 10:46

NVD link : CVE-2016-7995

Mitre link : CVE-2016-7995

CVE.ORG link : CVE-2016-7995

JSON object : View

Products Affected

qemu

qemu

opensuse

leap

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

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