{
    "id": "CVE-2017-7308",
    "published": "2017-03-29 20:59:00",
    "last_modified": "2026-06-17 01:24:06",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-681",
    "description": "The packet_set_ring function in net/packet/af_packet.c in the Linux kernel through 4.10.6 does not properly validate certain block-size data, which allows local users to cause a denial of service (integer signedness error and out-of-bounds write), or gain privileges (if the CAP_NET_RAW capability is held), via crafted system calls.",
    "epss_score": "0.17827",
    "epss_percentile": "0.97082",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:18",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "linux",
            "product": "linux_kernel"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "47168",
            "title": "Linux Kernel 4.8.0-34 < 4.8.0-45 (Ubuntu / Linux Mint) - Packet Socket Local Privilege Escalation",
            "date": "2018-12-29",
            "url": "https://www.exploit-db.com/exploits/47168"
        },
        {
            "source": "exploit-db",
            "ref_id": "44654",
            "title": "Linux 4.8.0 < 4.8.0-46 - AF_PACKET packet_set_ring Privilege Escalation (Metasploit)",
            "date": "2018-05-18",
            "url": "https://www.exploit-db.com/exploits/44654"
        },
        {
            "source": "exploit-db",
            "ref_id": "41994",
            "title": "Linux Kernel 4.8.0-41-generic (Ubuntu) - Packet Socket Local Privilege Escalation",
            "date": "2017-05-11",
            "url": "https://www.exploit-db.com/exploits/41994"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/97234",
        "https://access.redhat.com/errata/RHSA-2017:1297",
        "https://access.redhat.com/errata/RHSA-2017:1298",
        "https://access.redhat.com/errata/RHSA-2017:1308",
        "https://access.redhat.com/errata/RHSA-2018:1854",
        "https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html",
        "https://patchwork.ozlabs.org/patch/744811/",
        "https://patchwork.ozlabs.org/patch/744812/",
        "https://patchwork.ozlabs.org/patch/744813/",
        "https://source.android.com/security/bulletin/2017-07-01",
        "https://www.exploit-db.com/exploits/41994/",
        "https://www.exploit-db.com/exploits/44654/",
        "http://www.securityfocus.com/bid/97234",
        "https://access.redhat.com/errata/RHSA-2017:1297",
        "https://access.redhat.com/errata/RHSA-2017:1298",
        "https://access.redhat.com/errata/RHSA-2017:1308",
        "https://access.redhat.com/errata/RHSA-2018:1854",
        "https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html",
        "https://patchwork.ozlabs.org/patch/744811/",
        "https://patchwork.ozlabs.org/patch/744812/",
        "https://patchwork.ozlabs.org/patch/744813/",
        "https://source.android.com/security/bulletin/2017-07-01",
        "https://www.exploit-db.com/exploits/41994/",
        "https://www.exploit-db.com/exploits/44654/"
    ]
}