CVEvulnerability
CVE-2016-6490
4.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-12-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/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 (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.
Affected configurations
• qemu qemu (<= 2.6.2)
• qemu qemu 2.7.0
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=1e7aed70144b4673fc26e73062064b6724795e5f git.qemu.org
- http://www.openwall.com/lists/oss-security/2016/07/28/4 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/28/9 Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.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=1e7aed70144b4673fc26e73062064b6724795e5f git.qemu.org
- http://www.openwall.com/lists/oss-security/2016/07/28/4 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/28/9 Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201609-01 Third Party Advisory