{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2024-14027",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-03-09T15:47:22.723Z",
        "datePublished": "2026-03-09T15:51:12.634Z",
        "dateUpdated": "2026-05-23T15:35:40.032Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:35:40.032Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/xattr: missing fdput() in fremovexattr error path\n\nIn the Linux kernel, the fremovexattr() syscall calls fdget() to acquire a\nfile reference but returns early without calling fdput() when\nstrncpy_from_user() fails on the name argument. In multi-threaded processes\nwhere fdget() takes the slow path, this permanently leaks one\nfile reference per call, pinning the struct file and associated kernel\nobjects in memory. An unprivileged local user can exploit this to cause\nkernel memory exhaustion. The issue was inadvertently fixed by commit\na71874379ec8 (\"xattr: switch to CLASS(fd)\")."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/xattr.c"
                    ],
                    "versions": [
                        {
                            "version": "c03185f4a23e7f89d84c9981091770e876e64480",
                            "lessThan": "9a3a2ae5efbbcaed37551218abed94e23c537157",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c3a5e3e872f3688ae0dc57bb78ca633921d96a91",
                            "lessThan": "d151b94967c8247005435b63fc60f8f4baa320da",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c3a5e3e872f3688ae0dc57bb78ca633921d96a91",
                            "lessThan": "a71874379ec8c6e788a61d71b3ad014a8d9a5c08",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d5863cb33aa424fc27115ee945ad6b96ae2facb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.51",
                            "lessThan": "6.6.133",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10.10",
                            "lessThan": "6.11",
                            "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/xattr.c"
                    ],
                    "versions": [
                        {
                            "version": "6.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.133",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.77",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13",
                            "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": "6.6.51",
                                    "versionEndExcluding": "6.6.133"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "6.12.77"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.11",
                                    "versionEndExcluding": "6.13"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10.10"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/9a3a2ae5efbbcaed37551218abed94e23c537157"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d151b94967c8247005435b63fc60f8f4baa320da"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a71874379ec8c6e788a61d71b3ad014a8d9a5c08"
                }
            ],
            "title": "xattr: switch to CLASS(fd)",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}