{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80897",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.800Z",
        "datePublished": "2026-09-04T17:11:12.499Z",
        "dateUpdated": "2026-10-21T12:47:12.430Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-21T12:47:12.430Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: release readahead folios on iterator preparation failure\n\nnetfs_prepare_read_iterator() batches readahead folios in put_batch so that\nthe folio references can be dropped after the I/O iterator has been\nprepared.\n\nIf rolling_buffer_load_from_ra() fails after earlier folios have been\nbatched, the function returns immediately and leaves those references held.\nRelease the batch before returning the error."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/netfs/buffered_read.c"
                    ],
                    "versions": [
                        {
                            "version": "e0186fa7436e55db10cecc2308749e2a877269a5",
                            "lessThan": "9ef7c3c5cf771286f187aed199dac0972404cc0f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06fa229ceb36898e68022b5654c017d2c6582d7d",
                            "lessThan": "2c148a31ca01fc160aceec777bbc0041b0d0b8bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06fa229ceb36898e68022b5654c017d2c6582d7d",
                            "lessThan": "935e7b74bb2368f215cf8c2ad4bff60ee4e7589e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06fa229ceb36898e68022b5654c017d2c6582d7d",
                            "lessThan": "87eb3d272dcbcbbfe5c1576c10e5dc72810cf1f6",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/netfs/buffered_read.c"
                    ],
                    "versions": [
                        {
                            "version": "6.14",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.14",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "6.14",
                                    "versionEndExcluding": "6.18.44"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14",
                                    "versionEndExcluding": "7.1.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/9ef7c3c5cf771286f187aed199dac0972404cc0f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2c148a31ca01fc160aceec777bbc0041b0d0b8bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/935e7b74bb2368f215cf8c2ad4bff60ee4e7589e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/87eb3d272dcbcbbfe5c1576c10e5dc72810cf1f6"
                }
            ],
            "title": "netfs: release readahead folios on iterator preparation failure",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}