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CVE-2016-6351

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Date: September 7, 2016

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.

Language: C

Severity Score

Related Resources (12)

https://people.canonical.com/~ubuntu-security/cve/CVE-2016-6351
http://www.openwall.com/lists/oss-security/2016/07/25/14
http://www.openwall.com/lists/oss-security/2016/07/26/7
https://security-tracker.debian.org/tracker/CVE-2016-6351
http://www.securityfocus.com/bid/92119
https://nvd.nist.gov/vuln/detail/CVE-2016-6351
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=cc96677469388bad3d66479379735cf75db069e3
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
http://www.ubuntu.com/usn/USN-3047-2
http://www.ubuntu.com/usn/USN-3047-1
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=926cde5f3e4d2504ed161ed0cb771ac7cad6fd11
https://www.mend.io/vulnerability-database/CVE-2016-6351

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Insufficient Information

NVD-CWE-noinfo

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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