{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49033",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-08-22T01:27:53.653Z",
        "datePublished": "2024-10-21T20:06:36.566Z",
        "dateUpdated": "2026-05-11T18:51:54.512Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:51:54.512Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit()\n\nSyzkaller reported BUG as follows:\n\n  BUG: sleeping function called from invalid context at\n       include/linux/sched/mm.h:274\n  Call Trace:\n   <TASK>\n   dump_stack_lvl+0xcd/0x134\n   __might_resched.cold+0x222/0x26b\n   kmem_cache_alloc+0x2e7/0x3c0\n   update_qgroup_limit_item+0xe1/0x390\n   btrfs_qgroup_inherit+0x147b/0x1ee0\n   create_subvol+0x4eb/0x1710\n   btrfs_mksubvol+0xfe5/0x13f0\n   __btrfs_ioctl_snap_create+0x2b0/0x430\n   btrfs_ioctl_snap_create_v2+0x25a/0x520\n   btrfs_ioctl+0x2a1c/0x5ce0\n   __x64_sys_ioctl+0x193/0x200\n   do_syscall_64+0x35/0x80\n\nFix this by calling qgroup_dirty() on @dstqgroup, and update limit item in\nbtrfs_run_qgroups() later outside of the spinlock context."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/qgroup.c"
                    ],
                    "versions": [
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "89840b12c8fad7200eb6478525c13261512c01be",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "3c98e91be6aea4c7acf09da6eb0c107ea9186bb5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "f4b930a1602b05e77fee31f9616599b25e910a86",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "8eb912af525042a7365295eb62f6d5270c2a6462",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "01d7c41eac9129fba80d8aed0060caab4a7dbe09",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "044da1a371a0da579e805e89c96865f62d8f6f69",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "588ae4fdd8b11788a797776b10d6c44ae12bc133",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c8541ac379709db8d2339e1cb720469fc2cd8f",
                            "lessThan": "f7e942b5bb35d8e3af54053d19a6bf04143a3955",
                            "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/qgroup.c"
                    ],
                    "versions": [
                        {
                            "version": "4.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.335",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.301",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.268",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.226",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.158",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.82",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.12",
                            "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": "4.1",
                                    "versionEndExcluding": "4.9.335"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.1",
                                    "versionEndExcluding": "4.14.301"
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                                    "versionStartIncluding": "4.1",
                                    "versionEndExcluding": "6.1"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/89840b12c8fad7200eb6478525c13261512c01be"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3c98e91be6aea4c7acf09da6eb0c107ea9186bb5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f4b930a1602b05e77fee31f9616599b25e910a86"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8eb912af525042a7365295eb62f6d5270c2a6462"
                },
                {
                    "url": "https://git.kernel.org/stable/c/01d7c41eac9129fba80d8aed0060caab4a7dbe09"
                },
                {
                    "url": "https://git.kernel.org/stable/c/044da1a371a0da579e805e89c96865f62d8f6f69"
                },
                {
                    "url": "https://git.kernel.org/stable/c/588ae4fdd8b11788a797776b10d6c44ae12bc133"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f7e942b5bb35d8e3af54053d19a6bf04143a3955"
                }
            ],
            "title": "btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit()",
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                "engine": "bippy-1.2.0"
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        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2022-49033",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
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                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-10-22T13:10:58.830375Z"
                            }
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                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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                    "dateUpdated": "2024-10-22T13:18:35.433Z"
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}