{
    "containers": {
        "cna": {
            "affected": [
                {
                    "product": "n/a",
                    "vendor": "n/a",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "n/a"
                        }
                    ]
                }
            ],
            "datePublic": "2016-09-15T00:00:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The pvscsi_ring_pop_req_descr function in hw/scsi/vmw_pvscsi.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit process IO loop to the ring size."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "n/a",
                            "lang": "en",
                            "type": "text"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "dateUpdated": "2018-12-01T10:57:01.000Z",
                "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
                "shortName": "redhat"
            },
            "references": [
                {
                    "name": "[qemu-devel] 20160915 [PULL 07/17] scsi: pvscsi: limit process IO loop to ring size",
                    "tags": [
                        "mailing-list",
                        "x_refsource_MLIST"
                    ],
                    "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03609.html"
                },
                {
                    "name": "GLSA-201609-01",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_GENTOO"
                    ],
                    "url": "https://security.gentoo.org/glsa/201609-01"
                },
                {
                    "name": "92998",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_BID"
                    ],
                    "url": "http://www.securityfocus.com/bid/92998"
                },
                {
                    "name": "[oss-security] 20160916 Re: CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests",
                    "tags": [
                        "mailing-list",
                        "x_refsource_MLIST"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2016/09/16/9"
                },
                {
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d251157ac1928191af851d199a9ff255d330bec9"
                },
                {
                    "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] 20160916 CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests",
                    "tags": [
                        "mailing-list",
                        "x_refsource_MLIST"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2016/09/16/3"
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-06T01:57:47.560Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "name": "[qemu-devel] 20160915 [PULL 07/17] scsi: pvscsi: limit process IO loop to ring size",
                        "tags": [
                            "mailing-list",
                            "x_refsource_MLIST",
                            "x_transferred"
                        ],
                        "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03609.html"
                    },
                    {
                        "name": "GLSA-201609-01",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_GENTOO",
                            "x_transferred"
                        ],
                        "url": "https://security.gentoo.org/glsa/201609-01"
                    },
                    {
                        "name": "92998",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_BID",
                            "x_transferred"
                        ],
                        "url": "http://www.securityfocus.com/bid/92998"
                    },
                    {
                        "name": "[oss-security] 20160916 Re: CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests",
                        "tags": [
                            "mailing-list",
                            "x_refsource_MLIST",
                            "x_transferred"
                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2016/09/16/9"
                    },
                    {
                        "tags": [
                            "x_refsource_CONFIRM",
                            "x_transferred"
                        ],
                        "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d251157ac1928191af851d199a9ff255d330bec9"
                    },
                    {
                        "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] 20160916 CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests",
                        "tags": [
                            "mailing-list",
                            "x_refsource_MLIST",
                            "x_transferred"
                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2016/09/16/3"
                    }
                ]
            }
        ]
    },
    "cveMetadata": {
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "cveId": "CVE-2016-7421",
        "datePublished": "2016-12-10T00:00:00.000Z",
        "dateReserved": "2016-09-09T00:00:00.000Z",
        "dateUpdated": "2024-08-06T01:57:47.560Z",
        "state": "PUBLISHED"
    },
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1"
}