{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50040",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.398Z",
        "datePublished": "2025-06-18T11:01:41.420Z",
        "dateUpdated": "2026-05-11T19:11:40.894Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:11:40.894Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()\n\nIf an error occurs in dsa_devlink_region_create(), then 'priv->regions'\narray will be accessed by negative index '-1'.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/dsa/sja1105/sja1105_devlink.c"
                    ],
                    "versions": [
                        {
                            "version": "bf425b82059e0b0752c0026353c1902112200837",
                            "lessThan": "7983e1e44cb322eba6af84160b6d18df80603fb8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bf425b82059e0b0752c0026353c1902112200837",
                            "lessThan": "e84c6321f3578c38cb3c24258db91a92672b17a8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bf425b82059e0b0752c0026353c1902112200837",
                            "lessThan": "79f86b862416126a2e826cb74224180d6625a32f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bf425b82059e0b0752c0026353c1902112200837",
                            "lessThan": "fd8e899cdb5ecaf8e8ee73854a99e10807eef1de",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/dsa/sja1105/sja1105_devlink.c"
                    ],
                    "versions": [
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.138",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.63",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.4",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.10.138"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.15.63"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.19.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7983e1e44cb322eba6af84160b6d18df80603fb8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e84c6321f3578c38cb3c24258db91a92672b17a8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/79f86b862416126a2e826cb74224180d6625a32f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1de"
                }
            ],
            "title": "net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}