{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2022-49277",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\njffs2: fix memory leak in jffs2_do_mount_fs\n\nIf jffs2_build_filesystem() in jffs2_do_mount_fs() returns an error,\nwe can observe the following kmemleak report:\n\n--------------------------------------------\nunreferenced object 0xffff88811b25a640 (size 64):\n  comm \"mount\", pid 691, jiffies 4294957728 (age 71.952s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<ffffffffa493be24>] kmem_cache_alloc_trace+0x584/0x880\n    [<ffffffffa5423a06>] jffs2_sum_init+0x86/0x130\n    [<ffffffffa5400e58>] jffs2_do_mount_fs+0x798/0xac0\n    [<ffffffffa540acf3>] jffs2_do_fill_super+0x383/0xc30\n    [<ffffffffa540c00a>] jffs2_fill_super+0x2ea/0x4c0\n    [...]\nunreferenced object 0xffff88812c760000 (size 65536):\n  comm \"mount\", pid 691, jiffies 4294957728 (age 71.952s)\n  hex dump (first 32 bytes):\n    bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb  ................\n    bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb  ................\n  backtrace:\n    [<ffffffffa493a449>] __kmalloc+0x6b9/0x910\n    [<ffffffffa5423a57>] jffs2_sum_init+0xd7/0x130\n    [<ffffffffa5400e58>] jffs2_do_mount_fs+0x798/0xac0\n    [<ffffffffa540acf3>] jffs2_do_fill_super+0x383/0xc30\n    [<ffffffffa540c00a>] jffs2_fill_super+0x2ea/0x4c0\n    [...]\n--------------------------------------------\n\nThis is because the resources allocated in jffs2_sum_init() are not\nreleased. Call jffs2_sum_exit() to release these resources to solve\nthe problem."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "e631ddba588783edd521c5a89f7b2902772fb691",
                                            "version_value": "2a9d8184458562e6bf2f40d0e677fc85e2dd3834"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "2.6.15",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "2.6.15",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "4.9.311",
                                                        "lessThanOrEqual": "4.9.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "4.14.276",
                                                        "lessThanOrEqual": "4.14.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "4.19.238",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.4.189",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.10.110",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.15.33",
                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.16.19",
                                                        "lessThanOrEqual": "5.16.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.17.2",
                                                        "lessThanOrEqual": "5.17.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.18",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/2a9d8184458562e6bf2f40d0e677fc85e2dd3834",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/2a9d8184458562e6bf2f40d0e677fc85e2dd3834"
            },
            {
                "url": "https://git.kernel.org/stable/c/9a0f6610c7daedd2eace430beeb08a8b7ac80699",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/9a0f6610c7daedd2eace430beeb08a8b7ac80699"
            },
            {
                "url": "https://git.kernel.org/stable/c/dbe0d0521eaa6a3d235517319266c539bb5c5112",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/dbe0d0521eaa6a3d235517319266c539bb5c5112"
            },
            {
                "url": "https://git.kernel.org/stable/c/0978e9af4559a171ac7a74a1b3ef21804b0a0fa9",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/0978e9af4559a171ac7a74a1b3ef21804b0a0fa9"
            },
            {
                "url": "https://git.kernel.org/stable/c/607d3aab7349f18e0d9dba4100d09d16fe27caca",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/607d3aab7349f18e0d9dba4100d09d16fe27caca"
            },
            {
                "url": "https://git.kernel.org/stable/c/4392e8aeebc5a4f8073620bccba7de1b1f6d7c88",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/4392e8aeebc5a4f8073620bccba7de1b1f6d7c88"
            },
            {
                "url": "https://git.kernel.org/stable/c/5f34310d1376ca5b2ed798258def2c2ab3cc6699",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/5f34310d1376ca5b2ed798258def2c2ab3cc6699"
            },
            {
                "url": "https://git.kernel.org/stable/c/c94128470e6fe53d9bd9d16d2d3271813f9d37af",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/c94128470e6fe53d9bd9d16d2d3271813f9d37af"
            },
            {
                "url": "https://git.kernel.org/stable/c/d051cef784de4d54835f6b6836d98a8f6935772c",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/d051cef784de4d54835f6b6836d98a8f6935772c"
            }
        ]
    },
    "generator": {
        "engine": "bippy-5f407fcff5a0"
    }
}