{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2022-28736",
        "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "state": "PUBLISHED",
        "assignerShortName": "canonical",
        "dateReserved": "2022-04-05T21:59:08.761Z",
        "datePublished": "2023-07-20T00:23:01.952Z",
        "dateUpdated": "2025-02-13T16:32:37.356Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "packageName": "grub2",
                    "product": "GNU GRUB",
                    "vendor": "GNU Project",
                    "repo": "https://git.savannah.gnu.org/cgit/grub.git",
                    "platforms": [
                        "Linux"
                    ],
                    "versions": [
                        {
                            "lessThan": "2.06-3",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "title": "There's a use-after-free vulnerability in grub_cmd_chainloader() function",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "There's a use-after-free vulnerability in grub_cmd_chainloader() function; The chainloader command is used to boot up operating systems that doesn't support multiboot and do not have direct support from GRUB2. When executing chainloader more than once a use-after-free vulnerability is triggered. If an attacker can control the GRUB2's memory allocation pattern sensitive data may be exposed and arbitrary code execution can be achieved."
                }
            ],
            "datePublic": "2022-06-13T00:00:00.000Z",
            "references": [
                {
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "https://www.openwall.com/lists/oss-security/2022/06/07/5"
                },
                {
                    "tags": [
                        "issue-tracking"
                    ],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736"
                },
                {
                    "url": "https://security.netapp.com/advisory/ntap-20230825-0002/"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Chris Coulson"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "LOCAL",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "HIGH",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
                        "baseScore": 6.4,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "providerMetadata": {
                "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
                "shortName": "canonical",
                "dateUpdated": "2023-08-25T22:06:14.346Z"
            }
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T06:03:52.084Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "https://www.openwall.com/lists/oss-security/2022/06/07/5"
                    },
                    {
                        "tags": [
                            "issue-tracking",
                            "x_transferred"
                        ],
                        "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736"
                    },
                    {
                        "url": "https://security.netapp.com/advisory/ntap-20230825-0002/",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-10-24T18:53:03.377740Z",
                                "id": "CVE-2022-28736",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-10-24T18:53:12.420Z"
                }
            }
        ]
    }
}