Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/87228?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/87228?format=api",
    "vulnerability_id": "VCID-4ysq-w8a7-g3hz",
    "summary": "kernel: bridge: null pointer dereference in __br_deliver",
    "aliases": [
        {
            "alias": "CVE-2011-2942"
        }
    ],
    "fixed_packages": [],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/126624?format=api",
            "purl": "pkg:rpm/redhat/kernel@2.6.18-274.7.1?arch=el5",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-3dwn-r3us-g3f6"
                },
                {
                    "vulnerability": "VCID-4ysq-w8a7-g3hz"
                },
                {
                    "vulnerability": "VCID-4yz1-7pvc-97cs"
                },
                {
                    "vulnerability": "VCID-5qm7-9fkz-j7fb"
                },
                {
                    "vulnerability": "VCID-814g-kuyq-rkhp"
                },
                {
                    "vulnerability": "VCID-c9mj-56fu-auds"
                },
                {
                    "vulnerability": "VCID-dk3j-jd9m-w3ap"
                },
                {
                    "vulnerability": "VCID-fqyj-zxer-p3cf"
                },
                {
                    "vulnerability": "VCID-gth4-k932-3yer"
                },
                {
                    "vulnerability": "VCID-krvj-487p-auep"
                },
                {
                    "vulnerability": "VCID-mtet-bdcj-tffd"
                },
                {
                    "vulnerability": "VCID-rcsx-nhxh-4fcy"
                },
                {
                    "vulnerability": "VCID-ry7x-b642-77er"
                },
                {
                    "vulnerability": "VCID-u5y7-amh6-3uec"
                },
                {
                    "vulnerability": "VCID-uvtu-2xmq-jfbw"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel@2.6.18-274.7.1%3Farch=el5"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2942.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2942.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2942",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.5498",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.54905",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.54976",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55002",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.54971",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55021",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.5502",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55032",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55013",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.54991",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55029",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.5501",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.54986",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00319",
                    "scoring_system": "epss",
                    "scoring_elements": "0.55005",
                    "published_at": "2026-04-26T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2942"
        },
        {
            "reference_url": "http://www.openwall.com/lists/oss-security/2011/10/24/3",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "http://www.openwall.com/lists/oss-security/2011/10/24/3"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=730917",
            "reference_id": "730917",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=730917"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2011-2942",
            "reference_id": "CVE-2011-2942",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.8",
                    "scoring_system": "cvssv2",
                    "scoring_elements": "AV:N/AC:M/Au:N/C:P/I:P/A:P"
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-2942"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2011:1386",
            "reference_id": "RHSA-2011:1386",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2011:1386"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1256-1/",
            "reference_id": "USN-1256-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1256-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1294-1/",
            "reference_id": "USN-1294-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1294-1/"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 476,
            "name": "NULL Pointer Dereference",
            "description": "A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit."
        }
    ],
    "exploits": [],
    "severity_range_score": "6.8 - 6.8",
    "exploitability": "0.5",
    "weighted_severity": "6.1",
    "risk_score": 3.0,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-4ysq-w8a7-g3hz"
}