CVE-2018-5683

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{"acknowledgement": "Red Hat would like to thank Jiang Xin and Lin ZheCheng for reporting this issue.", "affected_release": [{"advisory": "RHSA-2018:2162", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "qemu-kvm-2:0.12.1.2-2.506.el6_10.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2018-07-10T00:00:00Z"}, {"advisory": "RHSA-2018:0816", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "qemu-kvm-10:1.5.3-156.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-04-10T00:00:00Z"}, {"advisory": "RHSA-2018:1113", "cpe": "cpe:/a:redhat:openstack:10::el7", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat OpenStack Platform 10.0 (Newton)", "release_date": "2018-04-11T00:00:00Z"}, {"advisory": "RHSA-2018:1113", "cpe": "cpe:/a:redhat:openstack:11::el7", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat OpenStack Platform 11.0 (Ocata)", "release_date": "2018-04-11T00:00:00Z"}, {"advisory": "RHSA-2018:1113", "cpe": "cpe:/a:redhat:openstack:12::el7", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat OpenStack Platform 12.0 (Pike)", "release_date": "2018-04-11T00:00:00Z"}, {"advisory": "RHSA-2018:1113", "cpe": "cpe:/a:redhat:openstack:8::el7", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat OpenStack Platform 8.0 (Liberty)", "release_date": "2018-04-11T00:00:00Z"}, {"advisory": "RHSA-2018:1113", "cpe": "cpe:/a:redhat:openstack:9::el7", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat OpenStack Platform 9.0 (Mitaka)", "release_date": "2018-04-11T00:00:00Z"}, {"advisory": "RHSA-2018:1104", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "qemu-kvm-rhev-10:2.10.0-21.el7", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7", "release_date": "2018-04-10T00:00:00Z"}], "bugzilla": {"description": "Qemu: Out-of-bounds read in vga_draw_text routine", "id": "1530356", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1530356"}, "csaw": false, "cvss": {"cvss_base_score": "2.3", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:N/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "3.0", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L", "status": "verified"}, "cwe": "CWE-125", "details": ["The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging improper memory address validation.", "An out-of-bounds read access issue was found in the VGA emulator of QEMU. It could occur in vga_draw_text routine, while updating display area for a vnc client. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS."], "name": "CVE-2018-5683", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "kvm", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-guest-agent", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:6", "fix_state": "Will not fix", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6 (Juno)"}, {"cpe": "cpe:/a:redhat:openstack:7", "fix_state": "Will not fix", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)"}], "public_date": "2017-12-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-5683\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-5683"], "threat_severity": "Low"}

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