{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-09-08T00:00:00", "descriptions": [{"lang": "en", "value": "The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINE_CURSOR svga command."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-12-01T10:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "92904", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/92904"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=167d97a3def77ee2dbf6e908b0ecbfe2103977db"}, {"name": "openSUSE-SU-2016:3237", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html"}, {"name": "[qemu-devel] 20160908 [PATCH] vmsvga: correct bitmap and pixmap size checks", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg01764.html"}, {"name": "[oss-security] 20160909 Re: CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2016/09/09/7"}, {"name": "[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html"}, {"name": "[oss-security] 20160909 CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2016/09/09/4"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T01:50:47.551Z"}, "title": "CVE Program Container", "references": [{"name": "92904", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/92904"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=167d97a3def77ee2dbf6e908b0ecbfe2103977db"}, {"name": "openSUSE-SU-2016:3237", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html"}, {"name": "[qemu-devel] 20160908 [PATCH] vmsvga: correct bitmap and pixmap size checks", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg01764.html"}, {"name": "[oss-security] 20160909 Re: CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/09/09/7"}, {"name": "[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html"}, {"name": "[oss-security] 20160909 CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/09/09/4"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2016-7170", "datePublished": "2016-12-10T00:00:00", "dateReserved": "2016-09-08T00:00:00", "dateUpdated": "2024-08-06T01:50:47.551Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"acknowledgement": "Red Hat would like to thank Li Qiang (360.cn Inc.) and Qinghao Tang for reporting this issue.", "bugzilla": {"description": "Qemu: vmware_vga: OOB stack memory access when processing svga command", "id": "1374702", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1374702"}, "csaw": false, "cvss": {"cvss_base_score": "3.8", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:P/A:P", "status": "draft"}, "cvss3": {"cvss3_base_score": "3.5", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L", "status": "draft"}, "cwe": "CWE-121", "details": ["The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINE_CURSOR svga command.", "Quick Emulator (QEMU) built with the VMware-SVGA chipset emulation support is vulnerable to an OOB stack memory write issue. It could occur while processing VGA commands in 'vmsvga_fifo_run' routine. A privileged user inside guest could use this flaw to crash the QEMU process resulting in DoS."], "name": "CVE-2016-7170", "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": "Not affected", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:openstack:5::el6", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)"}, {"cpe": "cpe:/a:redhat:openstack:6", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6 (Juno)"}, {"cpe": "cpe:/a:redhat:openstack:7", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)"}, {"cpe": "cpe:/a:redhat:openstack:8", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat OpenStack Platform 8 (Liberty)"}, {"cpe": "cpe:/a:redhat:openstack:9", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat OpenStack Platform 9 (Mitaka)"}], "public_date": "2016-09-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-7170\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-7170"], "threat_severity": "Moderate"}