{
    "id": "CVE-2007-4567",
    "published": "2007-12-21 00:46:00",
    "last_modified": "2026-06-16 22:44:20",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
    "cwe": "CWE-20",
    "description": "The ipv6_hop_jumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.22 does not properly validate the hop-by-hop IPv6 extended header, which allows remote attackers to cause a denial of service (NULL pointer dereference and kernel panic) via a crafted IPv6 packet.",
    "epss_score": "0.14336",
    "epss_percentile": "0.96513",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-02 18:17:07",
    "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": "30902",
            "title": "Linux Kernel 2.6.22 - IPv6 Hop-By-Hop Header Remote Denial of Service",
            "date": "2007-12-19",
            "url": "https://www.exploit-db.com/exploits/30902"
        }
    ],
    "refs_list": [
        "http://bugzilla.kernel.org/show_bug.cgi?id=8450",
        "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e76b2b2567b83448c2ee85a896433b96150c92e6",
        "http://secunia.com/advisories/25505",
        "http://secunia.com/advisories/28170",
        "http://secunia.com/advisories/28706",
        "http://secunia.com/advisories/38015",
        "http://www.redhat.com/support/errata/RHSA-2010-0019.html",
        "http://www.redhat.com/support/errata/RHSA-2010-0053.html",
        "http://www.securityfocus.com/bid/26943",
        "http://www.ubuntu.com/usn/usn-574-1",
        "https://bugzilla.redhat.com/show_bug.cgi?id=548641",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/39171",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11083",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7474",
        "https://rhn.redhat.com/errata/RHSA-2010-0095.html",
        "https://usn.ubuntu.com/558-1/",
        "http://bugzilla.kernel.org/show_bug.cgi?id=8450",
        "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e76b2b2567b83448c2ee85a896433b96150c92e6",
        "http://secunia.com/advisories/25505",
        "http://secunia.com/advisories/28170",
        "http://secunia.com/advisories/28706",
        "http://secunia.com/advisories/38015",
        "http://www.redhat.com/support/errata/RHSA-2010-0019.html",
        "http://www.redhat.com/support/errata/RHSA-2010-0053.html",
        "http://www.securityfocus.com/bid/26943"
    ]
}