Detections
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CVE-2016-6490

medium

Description

The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.

References

https://security.gentoo.org/glsa/201609-01

https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html

http://www.openwall.com/lists/oss-security/2016/07/28/9

http://www.openwall.com/lists/oss-security/2016/07/28/4

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f

Details

Source: Mitre, NVD

Published: 2016-12-10

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 4.4

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.0008