CVEvulnerability

CVE-2016-6351

6.7 MEDIUM Published 2016-09-07 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2016-09-07
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 6.7 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C

Description

The esp_do_dma function in hw/scsi/esp.c in QEMU (aka Quick Emulator), when built with ESP/NCR53C9x controller emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) or execute arbitrary code on the QEMU host via vectors involving DMA read into ESP command buffer.

Affected configurations

• qemu qemu (<= 2.6.2) • canonical ubuntu linux 12.04 • canonical ubuntu linux 14.04 • canonical ubuntu linux 16.04 • debian debian linux 8.0

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=926cde5f3e4d2504ed161ed0cb771ac7cad6fd11 git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=cc96677469388bad3d66479379735cf75db069e3 git.qemu.org
http://www.openwall.com/lists/oss-security/2016/07/25/14 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/26/7 Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/92119 Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3047-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3047-2 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=926cde5f3e4d2504ed161ed0cb771ac7cad6fd11 git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=cc96677469388bad3d66479379735cf75db069e3 git.qemu.org
http://www.openwall.com/lists/oss-security/2016/07/25/14 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/26/7 Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/92119 Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3047-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3047-2 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory