{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49831",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-05-01T14:05:17.228Z",
        "datePublished": "2025-05-01T14:09:49.617Z",
        "dateUpdated": "2026-05-11T19:07:36.969Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:07:36.969Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: zoned: initialize device's zone info for seeding\n\nWhen performing seeding on a zoned filesystem it is necessary to\ninitialize each zoned device's btrfs_zoned_device_info structure,\notherwise mounting the filesystem will cause a NULL pointer dereference.\n\nThis was uncovered by fstests' testcase btrfs/163."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/disk-io.c",
                        "fs/btrfs/volumes.c",
                        "fs/btrfs/volumes.h"
                    ],
                    "versions": [
                        {
                            "version": "7365104236ade0bf22edd7724c8fd438b0342ee4",
                            "lessThan": "91c38504e589dadbcde47b1cacdfc5b684154d44",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7365104236ade0bf22edd7724c8fd438b0342ee4",
                            "lessThan": "544f38a738343d7e75f104e5e9d1ade58d8b71bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7365104236ade0bf22edd7724c8fd438b0342ee4",
                            "lessThan": "a8d1b1647bf8244a5f270538e9e636e2657fffa3",
                            "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/disk-io.c",
                        "fs/btrfs/volumes.c",
                        "fs/btrfs/volumes.h"
                    ],
                    "versions": [
                        {
                            "version": "5.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.79",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.9",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "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": "5.12",
                                    "versionEndExcluding": "5.15.79"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.0.9"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/91c38504e589dadbcde47b1cacdfc5b684154d44"
                },
                {
                    "url": "https://git.kernel.org/stable/c/544f38a738343d7e75f104e5e9d1ade58d8b71bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a8d1b1647bf8244a5f270538e9e636e2657fffa3"
                }
            ],
            "title": "btrfs: zoned: initialize device's zone info for seeding",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}