{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53801",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-08T23:58:35.275Z",
        "datePublished": "2025-12-09T00:00:57.388Z",
        "dateUpdated": "2026-05-11T19:51:47.481Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:51:47.481Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/sprd: Release dma buffer to avoid memory leak\n\nWhen attaching to a domain, the driver would alloc a DMA buffer which\nis used to store address mapping table, and it need to be released\nwhen the IOMMU domain is freed."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/iommu/sprd-iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "b23e4fc4e3faed0b8b604079c44a244da3ec941a",
                            "lessThan": "92c089a931fd3939cd32318cf4f54e69e8f51a19",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b23e4fc4e3faed0b8b604079c44a244da3ec941a",
                            "lessThan": "8745f3592ee4a7b49ede16ddd3f12a41ecaa23c9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b23e4fc4e3faed0b8b604079c44a244da3ec941a",
                            "lessThan": "d0a917fd5e3b3ed9d9306b4260ba684b982da9f3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b23e4fc4e3faed0b8b604079c44a244da3ec941a",
                            "lessThan": "9afea57384d4ae7b2034593eac7fa76c7122762a",
                            "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/sprd-iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.113",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.81",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.4",
                            "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": "5.13",
                                    "versionEndExcluding": "5.15.113"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.1.81"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.3.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/92c089a931fd3939cd32318cf4f54e69e8f51a19"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8745f3592ee4a7b49ede16ddd3f12a41ecaa23c9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d0a917fd5e3b3ed9d9306b4260ba684b982da9f3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9afea57384d4ae7b2034593eac7fa76c7122762a"
                }
            ],
            "title": "iommu/sprd: Release dma buffer to avoid memory leak",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}