CVE-2016-9846

MEDIUM

Qemu < 2.7.1 - Memory Corruption

Title source: rule

Description

QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.

References (5)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/12/05/18

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/12/05/23

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/94765

[Patch, Vendor Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html

[Third Party Advisory] https://security.gentoo.org/glsa/201701-49

Scores

CVSS v3 6.5

EPSS 0.0008

EPSS Percentile 24.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Classification

CWE

CWE-119

Status published

Affected Products (5)

qemu/qemu < 2.7.1

qemu/qemu

qemu/qemu

qemu/qemu

n/a/n/a

Timeline

Published Dec 29, 2016

Tracked Since Feb 18, 2026