CVE-2016-6351

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    CVE-2016-6351

    Published: 7 Sept 2016Last Modified: 8 Jul 2026

    Summary:

    Details: 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.

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

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    v2.6.2
    v2.6.1
    v2.6.0
    v2.6.0-rc5
    v2.6.0-rc4
    v2.6.0-rc3
    v2.6.0-rc2
    v2.6.0-rc1
    v2.6.0-rc0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2016-6351 | CVE-DB