{
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                {
                    "product": "lz4",
                    "vendor": "n/a",
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                            "status": "affected",
                            "version": "lz4-1.8.3"
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                    "lang": "en",
                    "value": "There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove() on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability, with some potential impact to confidentiality and integrity as well."
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            ],
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                {
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                    "tags": [
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                    "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
                },
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                    "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
                },
                {
                    "tags": [
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                    "url": "https://security.netapp.com/advisory/ntap-20211104-0005/"
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        "adp": [
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                    },
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            },
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2021-3520",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "total"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-10-08T20:58:27.774094Z"
                            }
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                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-10-08T21:03:22.641Z"
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            },
            {
                "x_adpType": "supplier",
                "providerMetadata": {
                    "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
                    "shortName": "siemens-SADP",
                    "dateUpdated": "2026-10-14T09:49:43.089Z"
                },
                "affected": [
                    {
                        "vendor": "Siemens",
                        "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
                        "versions": [
                            {
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                                "version": "V3.1.0",
                                "lessThan": "V3.1.5",
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                        ],
                        "defaultStatus": "unknown"
                    },
                    {
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                        ],
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                    },
                    {
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                                "lessThan": "V3.1.5",
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                        ],
                        "defaultStatus": "unknown"
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                ],
                "references": [
                    {
                        "url": "https://cert-portal.siemens.com/productcert/html/ssa-398330.html"
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    "cveMetadata": {
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
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        "datePublished": "2021-06-02T12:32:32.000Z",
        "dateReserved": "2021-04-28T00:00:00.000Z",
        "dateUpdated": "2026-10-14T09:49:43.089Z",
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}