{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43308",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:56.000Z",
        "datePublished": "2026-05-08T13:11:26.937Z",
        "dateUpdated": "2026-10-15T10:07:15.246Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-15T10:07:15.246Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()\n\nThere is no need to BUG(), we can just return an error and log an error\nmessage."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/extent-tree.c"
                    ],
                    "versions": [
                        {
                            "version": "5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0",
                            "lessThan": "6ad4caadc6343c3d7987bf3211f15d66135c4c42",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0",
                            "lessThan": "5549743e11c06da23cfa7712a994b9f1e69064c6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0",
                            "lessThan": "c7d1d4ff56744074e005771aff193b927392d51f",
                            "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/btrfs/extent-tree.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.31",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.31",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.57",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.6",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "2.6.31",
                                    "versionEndExcluding": "6.18.57"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "6.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6ad4caadc6343c3d7987bf3211f15d66135c4c42"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5549743e11c06da23cfa7712a994b9f1e69064c6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c7d1d4ff56744074e005771aff193b927392d51f"
                }
            ],
            "title": "btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}