CVE-2015-7504

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    CVE-2015-7504

    Published: 16 Oct 2017Last Modified: 16 Apr 2026

    Summary:

    Details: Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.

    References: http://rhn.redhat.com/errata/RHSA-2015-2694.html, http://rhn.redhat.com/errata/RHSA-2015-2695.html, http://rhn.redhat.com/errata/RHSA-2015-2696.html, http://www.debian.org/security/2016/dsa-3469, http://www.debian.org/security/2016/dsa-3470, http://www.debian.org/security/2016/dsa-3471, http://www.openwall.com/lists/oss-security/2015/11/30/2, http://www.securityfocus.com/bid/78227, http://www.securitytracker.com/id/1034268, http://xenbits.xen.org/xsa/advisory-162.html, https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html, https://security.gentoo.org/glsa/201602-01, https://security.gentoo.org/glsa/201604-03, http://www.openwall.com/lists/oss-security/2015/11/30/2, https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html, http://www.openwall.com/lists/oss-security/2015/11/30/2, http://xenbits.xen.org/xsa/advisory-162.html, https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html, https://security.gentoo.org/glsa/201602-01, https://security.gentoo.org/glsa/201604-03

    Affected packages

    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-2015-7504 | CVE-DB