{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53754",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-08T01:18:04.280Z",
        "datePublished": "2025-12-08T01:19:14.821Z",
        "dateUpdated": "2026-05-11T19:51:02.258Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:51:02.258Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Fix ioremap issues in lpfc_sli4_pci_mem_setup()\n\nWhen if_type equals zero and pci_resource_start(pdev, PCI_64BIT_BAR4)\nreturns false, drbl_regs_memmap_p is not remapped. This passes a NULL\npointer to iounmap(), which can trigger a WARN() on certain arches.\n\nWhen if_type equals six and pci_resource_start(pdev, PCI_64BIT_BAR4)\nreturns true, drbl_regs_memmap_p may has been remapped and\nctrl_regs_memmap_p is not remapped. This is a resource leak and passes a\nNULL pointer to iounmap().\n\nTo fix these issues, we need to add null checks before iounmap(), and\nchange some goto labels."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/scsi/lpfc/lpfc_init.c"
                    ],
                    "versions": [
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "74d90f92eafe8ccd12827228236a28a94eda6bcc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "bab8dc38b1a0a12bc064fc064269033bdcf5b88e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "fd8c83d8375b9dac1949f2753485a5c055ebfad0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "e6f1ef4a53856ed000b0f7265d7e16dcb00f4243",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "631d0fab143bef85ea0813596f1dda36e2b9724c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "7e5a54d1f00725a739dcd20f616d82eff4f764bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1351e69fc6db30e186295f1c9495d03cef6a01a2",
                            "lessThan": "91a0c0c1413239d0548b5aac4c82f38f6d53a91e",
                            "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/scsi/lpfc/lpfc_init.c"
                    ],
                    "versions": [
                        {
                            "version": "4.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.243",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.180",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.111",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.28",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.15",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.2",
                            "lessThanOrEqual": "6.3.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4",
                            "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": "4.17",
                                    "versionEndExcluding": "5.4.243"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "5.10.180"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "5.15.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "6.1.28"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "6.2.15"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "6.3.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.17",
                                    "versionEndExcluding": "6.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/74d90f92eafe8ccd12827228236a28a94eda6bcc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bab8dc38b1a0a12bc064fc064269033bdcf5b88e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fd8c83d8375b9dac1949f2753485a5c055ebfad0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e6f1ef4a53856ed000b0f7265d7e16dcb00f4243"
                },
                {
                    "url": "https://git.kernel.org/stable/c/631d0fab143bef85ea0813596f1dda36e2b9724c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7e5a54d1f00725a739dcd20f616d82eff4f764bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/91a0c0c1413239d0548b5aac4c82f38f6d53a91e"
                }
            ],
            "title": "scsi: lpfc: Fix ioremap issues in lpfc_sli4_pci_mem_setup()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}