CVE-2016-6490

MediumCVSS 4.4/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 4.4/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f
http://www.openwall.com/lists/oss-security/2016/07/28/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/28/9Mailing List, Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.htmlPatch, Third Party Advisory
https://security.gentoo.org/glsa/201609-01Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f
http://www.openwall.com/lists/oss-security/2016/07/28/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/28/9Mailing List, Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.htmlPatch, Third Party Advisory
https://security.gentoo.org/glsa/201609-01Third Party Advisory

Timeline

Published: Dec 10, 2016
Last modified: Jun 17, 2026
NVD status: Modified

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