CVE-2016-7995

MEDIUM

QEMU - Memory Corruption

Title source: llm

Description

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.

References (6)

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b16c129daf0fed91febbb88de23dae8271c8898a

[Mailing List, 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/2016/10/07/3

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/08/4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/93454

[Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html

Scores

CVSS v3 6.0

EPSS 0.0015

EPSS Percentile 35.4%

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

opensuse/leap

n/a/n/a

Timeline

Published Dec 10, 2016

Tracked Since Feb 18, 2026