GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/87311?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/87311?format=api",
    "vulnerability_id": "VCID-rcsx-nhxh-4fcy",
    "summary": "kernel: gro: only reset frag0 when skb can be pulled",
    "aliases": [
        {
            "alias": "CVE-2011-2723"
        }
    ],
    "fixed_packages": [],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/126783?format=api",
            "purl": "pkg:rpm/redhat/kernel@2.6.18-238.27.1?arch=el5",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-rcsx-nhxh-4fcy"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel@2.6.18-238.27.1%3Farch=el5"
        },
        {
            "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"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/126773?format=api",
            "purl": "pkg:rpm/redhat/kernel@2.6.32-131.17.1?arch=el6",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-4gcp-bfru-57ay"
                },
                {
                    "vulnerability": "VCID-5qm7-9fkz-j7fb"
                },
                {
                    "vulnerability": "VCID-8uu6-qhdz-qqff"
                },
                {
                    "vulnerability": "VCID-dk3j-jd9m-w3ap"
                },
                {
                    "vulnerability": "VCID-dx7m-ma2j-6ket"
                },
                {
                    "vulnerability": "VCID-fhyj-cymx-pfgp"
                },
                {
                    "vulnerability": "VCID-fqyj-zxer-p3cf"
                },
                {
                    "vulnerability": "VCID-hs39-gt1g-8kc3"
                },
                {
                    "vulnerability": "VCID-rcsx-nhxh-4fcy"
                },
                {
                    "vulnerability": "VCID-uvtu-2xmq-jfbw"
                },
                {
                    "vulnerability": "VCID-yr1x-jyca-tbb7"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel@2.6.32-131.17.1%3Farch=el6"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/126601?format=api",
            "purl": "pkg:rpm/redhat/kernel-rt@2.6.33.9-rt31.79?arch=el6rt",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-3dwn-r3us-g3f6"
                },
                {
                    "vulnerability": "VCID-6y6m-dsht-y7d8"
                },
                {
                    "vulnerability": "VCID-814g-kuyq-rkhp"
                },
                {
                    "vulnerability": "VCID-abqm-5h3g-hfe2"
                },
                {
                    "vulnerability": "VCID-cc56-wb45-d7gv"
                },
                {
                    "vulnerability": "VCID-kdgd-xanj-h7gp"
                },
                {
                    "vulnerability": "VCID-pbha-kz4m-qfgm"
                },
                {
                    "vulnerability": "VCID-qvq5-ak6k-eygw"
                },
                {
                    "vulnerability": "VCID-rcsx-nhxh-4fcy"
                },
                {
                    "vulnerability": "VCID-rjbe-5ab5-8khh"
                },
                {
                    "vulnerability": "VCID-rjeq-4es3-g3dg"
                },
                {
                    "vulnerability": "VCID-tg8d-mmqq-zqgc"
                },
                {
                    "vulnerability": "VCID-xu2s-e5wv-bybk"
                },
                {
                    "vulnerability": "VCID-yr1x-jyca-tbb7"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel-rt@2.6.33.9-rt31.79%3Farch=el6rt"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2723.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2723.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2723",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74688",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74691",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74718",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74723",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74738",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74761",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.7474",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74731",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74768",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74776",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74765",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74801",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74808",
                    "published_at": "2026-04-26T12:55:00Z"
                },
                {
                    "value": "0.00842",
                    "scoring_system": "epss",
                    "scoring_elements": "0.74811",
                    "published_at": "2026-04-29T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2723"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=726552",
            "reference_id": "726552",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=726552"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2011:1321",
            "reference_id": "RHSA-2011:1321",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2011:1321"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2011:1350",
            "reference_id": "RHSA-2011:1350",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2011:1350"
        },
        {
            "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://access.redhat.com/errata/RHSA-2012:0010",
            "reference_id": "RHSA-2012:0010",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2012:0010"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1203-1/",
            "reference_id": "USN-1203-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1203-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1208-1/",
            "reference_id": "USN-1208-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1208-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1216-1/",
            "reference_id": "USN-1216-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1216-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1218-1/",
            "reference_id": "USN-1218-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1218-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1219-1/",
            "reference_id": "USN-1219-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1219-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1220-1/",
            "reference_id": "USN-1220-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1220-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1227-1/",
            "reference_id": "USN-1227-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1227-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1228-1/",
            "reference_id": "USN-1228-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1228-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1241-1/",
            "reference_id": "USN-1241-1",
            "reference_type": "",
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            "url": "https://usn.ubuntu.com/1241-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1246-1/",
            "reference_id": "USN-1246-1",
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            "scores": [],
            "url": "https://usn.ubuntu.com/1246-1/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/1256-1/",
            "reference_id": "USN-1256-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/1256-1/"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": "0.5",
    "weighted_severity": "0.0",
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-rcsx-nhxh-4fcy"
}