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    CVE-2017-7718

    hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.

    Published:Mar 14, 2017
    Last Modified:Apr 20, 2025
    EPS:Apr 20, 2017
    EPSS Score:0.00127
    CVSS Score:5.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Qemu
    Product
    Qemu
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Openstack

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

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    References

    http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=215902d7b6fb50c6fc216fc74f770858278ed904
    http://www.openwall.com/lists/oss-security/2017/04/19/4
    http://www.securityfocus.com/bid/97957
    https://access.redhat.com/errata/RHSA-2017:0980
    https://access.redhat.com/errata/RHSA-2017:0981
    https://access.redhat.com/errata/RHSA-2017:0982
    https://access.redhat.com/errata/RHSA-2017:0983
    https://access.redhat.com/errata/RHSA-2017:0984
    https://access.redhat.com/errata/RHSA-2017:0988
    https://access.redhat.com/errata/RHSA-2017:1205
    https://access.redhat.com/errata/RHSA-2017:1206
    https://access.redhat.com/errata/RHSA-2017:1430
    https://access.redhat.com/errata/RHSA-2017:1431
    https://access.redhat.com/errata/RHSA-2017:1441
    https://bugzilla.redhat.com/show_bug.cgi?id=1443441
    https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
    https://security.gentoo.org/glsa/201706-03
    http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=215902d7b6fb50c6fc216fc74f770858278ed904
    http://www.openwall.com/lists/oss-security/2017/04/19/4
    http://www.securityfocus.com/bid/97957
    https://access.redhat.com/errata/RHSA-2017:0980
    https://access.redhat.com/errata/RHSA-2017:0981
    https://access.redhat.com/errata/RHSA-2017:0982
    https://access.redhat.com/errata/RHSA-2017:0983
    https://access.redhat.com/errata/RHSA-2017:0984
    https://access.redhat.com/errata/RHSA-2017:0988
    https://access.redhat.com/errata/RHSA-2017:1205
    https://access.redhat.com/errata/RHSA-2017:1206
    https://access.redhat.com/errata/RHSA-2017:1430
    https://access.redhat.com/errata/RHSA-2017:1431
    https://access.redhat.com/errata/RHSA-2017:1441
    https://bugzilla.redhat.com/show_bug.cgi?id=1443441
    https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
    https://security.gentoo.org/glsa/201706-03

    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