CVE-2016-6490
Moderate
CVE-2016-6490
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.
Exploit probability
0.4%
Published
December 10, 2016
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
106 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2016-6490
View original source
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.
05 / REFERENCES
Further evidence
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f
- http://www.openwall.com/lists/oss-security/2016/07/28/4
- http://www.openwall.com/lists/oss-security/2016/07/28/9
- https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html
- https://security.gentoo.org/glsa/201609-01