{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53794",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-08T23:58:35.274Z",
        "datePublished": "2025-12-09T00:00:51.061Z",
        "dateUpdated": "2026-05-23T15:31:00.459Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:31:00.459Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: fix session state check in reconnect to avoid use-after-free issue\n\nDon't collect exiting session in smb2_reconnect_server(), because it\nwill be released soon.\n\nNote that the exiting session will stay in server->smb_ses_list until\nit complete the cifs_free_ipc() and logoff() and then delete itself\nfrom the list."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/smb/client/smb2pdu.c"
                    ],
                    "versions": [
                        {
                            "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
                            "lessThan": "7e4f5c3f01fb0e51ca438e43262d858daf9a0a76",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
                            "lessThan": "759ffc164d95a32c09528766d74d9b4fb054e8f4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
                            "lessThan": "99f280700b4cc02d5f141b8d15f8e9fad0418f65",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "655e0c067f0e02ece03fd0591dabe3db2ae27552",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "875cc09c0767a4ac06b57af383709657f98b3ea1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "599fe1409085059ba12a2c3897c853be9fa9e7cf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2e4378ee60049b752c9dce16f62ce6fbd11b379a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "59b520454b323ec43b2ae757217332cea33091e0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e20c888e2b3576e5f498c167729d274ef60b86f8",
                            "status": "affected",
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                        },
                        {
                            "version": "4ce7aa4e44d88ce64ea8ae2337b8910f3670b0ba",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "419fad68e4c4135ff9859e9214dd6cf954413ca1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3.10.103",
                            "lessThan": "3.11",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "3.12.63",
                            "lessThan": "3.13",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "3.14.74",
                            "lessThan": "3.15",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "3.16.37",
                            "lessThan": "3.17",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "3.18.37",
                            "lessThan": "3.19",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.1.28",
                            "lessThan": "4.2",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.4.16",
                            "lessThan": "4.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.6.5",
                            "lessThan": "4.7",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/smb/client/smb2pdu.c"
                    ],
                    "versions": [
                        {
                            "version": "4.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.47",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.12",
                            "lessThanOrEqual": "6.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.1.47"
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.4.12"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "6.5"
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.1.28"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6.5"
                                }
                            ]
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7e4f5c3f01fb0e51ca438e43262d858daf9a0a76"
                },
                {
                    "url": "https://git.kernel.org/stable/c/759ffc164d95a32c09528766d74d9b4fb054e8f4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/99f280700b4cc02d5f141b8d15f8e9fad0418f65"
                }
            ],
            "title": "cifs: fix session state check in reconnect to avoid use-after-free issue",
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}