Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/1269?format=api",
    "vulnerability_id": "VCID-6qfy-e7q9-bqb3",
    "summary": "Mozilla developers Andrew McCreight, Tyson Smith, Christian Holler, and Gabriele Svelto reported memory safety bugs present in Firefox 89. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.",
    "aliases": [
        {
            "alias": "CVE-2021-29977"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/2329?format=api",
            "purl": "pkg:alpm/archlinux/firefox@90.0-1",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/firefox@90.0-1"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/2328?format=api",
            "purl": "pkg:alpm/archlinux/firefox@89.0.2-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6c2k-d8ee-bybf"
                },
                {
                    "vulnerability": "VCID-6qfy-e7q9-bqb3"
                },
                {
                    "vulnerability": "VCID-frk8-st1s-y3cr"
                },
                {
                    "vulnerability": "VCID-fyq3-ek6m-vybe"
                },
                {
                    "vulnerability": "VCID-j7v9-pfg1-v3c7"
                },
                {
                    "vulnerability": "VCID-mv47-mh43-wfg1"
                },
                {
                    "vulnerability": "VCID-s8rq-59wr-zbby"
                },
                {
                    "vulnerability": "VCID-t42u-qmna-k7dg"
                },
                {
                    "vulnerability": "VCID-w6kt-w2ua-myfm"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/firefox@89.0.2-1"
        }
    ],
    "references": [
        {
            "reference_url": "https://security.archlinux.org/ASA-202107-20",
            "reference_id": "ASA-202107-20",
            "reference_type": "",
            "scores": [],
            "url": "https://security.archlinux.org/ASA-202107-20"
        },
        {
            "reference_url": "https://security.archlinux.org/AVG-2148",
            "reference_id": "AVG-2148",
            "reference_type": "",
            "scores": [
                {
                    "value": "High",
                    "scoring_system": "archlinux",
                    "scoring_elements": ""
                }
            ],
            "url": "https://security.archlinux.org/AVG-2148"
        },
        {
            "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-28",
            "reference_id": "mfsa2021-28",
            "reference_type": "",
            "scores": [
                {
                    "value": "high",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2021-28"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": "7.0 - 8.9",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-6qfy-e7q9-bqb3"
}