{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49083",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T01:49:39.248Z",
        "datePublished": "2025-02-26T01:54:42.582Z",
        "dateUpdated": "2026-05-11T18:52:42.349Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:52:42.349Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/omap: Fix regression in probe for NULL pointer dereference\n\nCommit 3f6634d997db (\"iommu: Use right way to retrieve iommu_ops\") started\ntriggering a NULL pointer dereference for some omap variants:\n\n__iommu_probe_device from probe_iommu_group+0x2c/0x38\nprobe_iommu_group from bus_for_each_dev+0x74/0xbc\nbus_for_each_dev from bus_iommu_probe+0x34/0x2e8\nbus_iommu_probe from bus_set_iommu+0x80/0xc8\nbus_set_iommu from omap_iommu_init+0x88/0xcc\nomap_iommu_init from do_one_initcall+0x44/0x24\n\nThis is caused by omap iommu probe returning 0 instead of ERR_PTR(-ENODEV)\nas noted by Jason Gunthorpe <jgg@ziepe.ca>.\n\nLooks like the regression already happened with an earlier commit\n6785eb9105e3 (\"iommu/omap: Convert to probe/release_device() call-backs\")\nthat changed the function return type and missed converting one place."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/iommu/omap-iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "6785eb9105e3363aa51408c700a55e8b5f88fcf6",
                            "lessThan": "bd905fed87ce01ac010011bb8f44ed0140116ceb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6785eb9105e3363aa51408c700a55e8b5f88fcf6",
                            "lessThan": "47e239117bd97c8556f9187af7a9a7938db4e021",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6785eb9105e3363aa51408c700a55e8b5f88fcf6",
                            "lessThan": "ea518578aa8a9a0280605b53cc33f707e10c8178",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6785eb9105e3363aa51408c700a55e8b5f88fcf6",
                            "lessThan": "1d89f2b9eadbcf3ce93c6d7238f68299a1f84968",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6785eb9105e3363aa51408c700a55e8b5f88fcf6",
                            "lessThan": "71ff461c3f41f6465434b9e980c01782763e7ad8",
                            "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/iommu/omap-iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "5.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.111",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.34",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.16.20",
                            "lessThanOrEqual": "5.16.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.3",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18",
                            "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": "5.8",
                                    "versionEndExcluding": "5.10.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.8",
                                    "versionEndExcluding": "5.15.34"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.8",
                                    "versionEndExcluding": "5.16.20"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.8",
                                    "versionEndExcluding": "5.17.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.8",
                                    "versionEndExcluding": "5.18"
                                }
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                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/bd905fed87ce01ac010011bb8f44ed0140116ceb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/47e239117bd97c8556f9187af7a9a7938db4e021"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ea518578aa8a9a0280605b53cc33f707e10c8178"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1d89f2b9eadbcf3ce93c6d7238f68299a1f84968"
                },
                {
                    "url": "https://git.kernel.org/stable/c/71ff461c3f41f6465434b9e980c01782763e7ad8"
                }
            ],
            "title": "iommu/omap: Fix regression in probe for NULL pointer dereference",
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                "engine": "bippy-1.2.0"
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    }
}