{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43358",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:56.005Z",
        "datePublished": "2026-05-08T14:21:13.719Z",
        "dateUpdated": "2026-05-23T16:06:50.155Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T16:06:50.155Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()\n\nCall rcu_read_lock() before exiting the loop in\ntry_release_subpage_extent_buffer() because there is a rcu_read_unlock()\ncall past the loop.\n\nThis has been detected by the Clang thread-safety analyzer."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/extent_io.c"
                    ],
                    "versions": [
                        {
                            "version": "ad580dfa388fabb52af033e3f8cc5d04be985e54",
                            "lessThan": "5e1ab71f74a1e61f1254dff128a764fdebaec0b8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad580dfa388fabb52af033e3f8cc5d04be985e54",
                            "lessThan": "35b0c8768e848e1b7e32052db36b5fa59b6a33a1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad580dfa388fabb52af033e3f8cc5d04be985e54",
                            "lessThan": "b2840e33127ce0eea880504b7f133e780f567a9b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "10ec363cfefeeb77fda4c1ac20a531f21de45264",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.16.4",
                            "lessThan": "6.17",
                            "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/extent_io.c"
                    ],
                    "versions": [
                        {
                            "version": "6.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.19",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.9",
                            "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": "6.17",
                                    "versionEndExcluding": "6.18.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.17",
                                    "versionEndExcluding": "6.19.9"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.17",
                                    "versionEndExcluding": "7.0"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.16.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/5e1ab71f74a1e61f1254dff128a764fdebaec0b8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/35b0c8768e848e1b7e32052db36b5fa59b6a33a1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b2840e33127ce0eea880504b7f133e780f567a9b"
                }
            ],
            "title": "btrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}