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 (5)
Core 5
Core References
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/07/28/4
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/07/28/9
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201609-01
Patch x_refsource_confirm
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1e7aed70144b4673fc26e73062064b6724795e5f
Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html
Scores
CVSS v3
4.4
EPSS
0.0008
EPSS Percentile
22.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-120
Status
published
Products (2)
qemu/qemu
2.7.0 rc0
qemu/qemu
< 2.6.2
Published
Dec 10, 2016
Tracked Since
Feb 18, 2026