{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-38504",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:24.022Z",
        "datePublished": "2025-08-16T10:54:42.086Z",
        "dateUpdated": "2026-05-11T21:29:18.014Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:29:18.014Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/zcrx: fix pp destruction warnings\n\nWith multiple page pools and in some other cases we can have allocated\nniovs on page pool destruction. Remove a misplaced warning checking that\nall niovs are returned to zcrx on io_pp_zc_destroy(). It was reported\nbefore but apparently got lost."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "io_uring/zcrx.c"
                    ],
                    "versions": [
                        {
                            "version": "34a3e60821ab9f335a58d43a88cccdbefdebdec3",
                            "lessThan": "ad9f1b5bed082b9c910e2a24bae0286a70846909",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "34a3e60821ab9f335a58d43a88cccdbefdebdec3",
                            "lessThan": "203817de269539c062724d97dfa5af3cdf77a3ec",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "io_uring/zcrx.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15.7",
                            "lessThanOrEqual": "6.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.16",
                            "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": "6.15",
                                    "versionEndExcluding": "6.15.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.16"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ad9f1b5bed082b9c910e2a24bae0286a70846909"
                },
                {
                    "url": "https://git.kernel.org/stable/c/203817de269539c062724d97dfa5af3cdf77a3ec"
                }
            ],
            "title": "io_uring/zcrx: fix pp destruction warnings",
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        }
    }
}