{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53191",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-15T13:59:19.066Z",
        "datePublished": "2025-09-15T14:06:33.648Z",
        "dateUpdated": "2026-05-11T19:40:00.903Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:40:00.903Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains\n\nof_irq_find_parent() returns a node pointer with refcount incremented,\nWe should use of_node_put() on it when not needed anymore.\nAdd missing of_node_put() to avoid refcount leak."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/irqchip/irq-alpine-msi.c"
                    ],
                    "versions": [
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "eef04516f0c317ce80502c1d6b0d06235a87cd8f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "eef09f786df4b34b97557929287c4e5a83bbf09b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "9e79ac4f70fd51243e1c6108d4b0baf16cfde99c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "d6c66c46889752fa4962c6388516f7ab66a8d6a1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "65e30bd1310d90b794c377bf405394157854aa30",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
                            "lessThan": "071d068b89e95d1b078aa6bbcb9d0961b77d6aa1",
                            "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/irqchip/irq-alpine-msi.c"
                    ],
                    "versions": [
                        {
                            "version": "4.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.308",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.276",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.235",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.173",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.99",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.16",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.3",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "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": "4.6",
                                    "versionEndExcluding": "4.14.308"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "4.19.276"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.4.235"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.10.173"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.15.99"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.1.16"
                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.2.3"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.3"
                                }
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                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/eef04516f0c317ce80502c1d6b0d06235a87cd8f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eef09f786df4b34b97557929287c4e5a83bbf09b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9e79ac4f70fd51243e1c6108d4b0baf16cfde99c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d6c66c46889752fa4962c6388516f7ab66a8d6a1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/65e30bd1310d90b794c377bf405394157854aa30"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926"
                },
                {
                    "url": "https://git.kernel.org/stable/c/071d068b89e95d1b078aa6bbcb9d0961b77d6aa1"
                }
            ],
            "title": "irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains",
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                "engine": "bippy-1.2.0"
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    }
}