{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98082",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:19:56.075Z",
        "datePublished": "2026-09-25T10:24:18.685Z",
        "dateUpdated": "2026-10-19T09:13:34.616Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:13:34.616Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix the possible bioc_list memory leak during error\n\nThere are two possible ways to leak bioc memory on\nbtrfs_ordered_extent::bioc_list:\n\n- An error occurred for btrfs_insert_one_raid_extent()\n  Then the function btrfs_insert_raid_extent() immediately return\n  without freeing any bioc in the bioc_list.\n\n- An ordered extent hit an IO error\n  In that case the ordered extent will have BTRFS_ORDERED_IOERR set, and\n  skip the call on btrfs_insert_raid_extent() completely.\n\nFix the problem by:\n\n- Introduce a new helper, btrfs_cleanup_ordered_bioc_list()\n  Which will remove all bioc from the bioc_list, and release the bioc.\n\n- Call the above helper for btrfs_insert_raid_extent()\n  So that the cleanup helper is always called no matter what.\n\n- Call the above helper for btrfs_finish_one_ordered()\n  This is called just before the final release on the ordered extent.\n\nThis was reported by Sashiko when reviewing another patch."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/inode.c",
                        "fs/btrfs/raid-stripe-tree.c",
                        "fs/btrfs/raid-stripe-tree.h"
                    ],
                    "versions": [
                        {
                            "version": "ab69bf6f8970c09d3735c25094e9471d54365282",
                            "lessThan": "d043c43d2b4ebcd75ee7f907948ef2847306d6b2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "02c372e1f016e5113217597ab37b399c4e407477",
                            "lessThan": "83f0c973cffb184d019390ffdb5d31de5c85bc61",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "02c372e1f016e5113217597ab37b399c4e407477",
                            "lessThan": "1b4d4e890c2c85d0f6365b5a08c48b4bbf85deb0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "02c372e1f016e5113217597ab37b399c4e407477",
                            "lessThan": "bb4da45766d16503821f167054db76b735d89e94",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "02c372e1f016e5113217597ab37b399c4e407477",
                            "lessThan": "afbe73778338e6d1ac8c4486fbdf33f0cc1f2624",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.130",
                            "lessThan": "6.6.158",
                            "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/btrfs/inode.c",
                        "fs/btrfs/raid-stripe-tree.c",
                        "fs/btrfs/raid-stripe-tree.h"
                    ],
                    "versions": [
                        {
                            "version": "6.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "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": "6.6.130",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "6.12.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "6.18.53"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "7.2.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/d043c43d2b4ebcd75ee7f907948ef2847306d6b2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/83f0c973cffb184d019390ffdb5d31de5c85bc61"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1b4d4e890c2c85d0f6365b5a08c48b4bbf85deb0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bb4da45766d16503821f167054db76b735d89e94"
                },
                {
                    "url": "https://git.kernel.org/stable/c/afbe73778338e6d1ac8c4486fbdf33f0cc1f2624"
                }
            ],
            "title": "btrfs: fix the possible bioc_list memory leak during error",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}