CVEvulnerability
CVE-2016-7422
6.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-12-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.0 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-120
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 (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
Affected configurations
• qemu qemu (<= 2.7.1)
• opensuse leap 42.2
• redhat openstack 6.0
• redhat openstack 7.0
• redhat openstack 8
• redhat openstack 9
• redhat openstack 10
• redhat openstack 11
• redhat virtualization 4.0
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0 git.qemu.org
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/10 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/4 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92996 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201609-01 Third Party Advisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0 git.qemu.org
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/10 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/16/4 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/92996 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201609-01 Third Party Advisory