{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2021-47340",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\njfs: fix GPF in diFree\n\nAvoid passing inode with\nJFS_SBI(inode->i_sb)->ipimap == NULL to\ndiFree()[1]. GFP will appear:\n\n\tstruct inode *ipimap = JFS_SBI(ip->i_sb)->ipimap;\n\tstruct inomap *imap = JFS_IP(ipimap)->i_imap;\n\nJFS_IP() will return invalid pointer when ipimap == NULL\n\nCall Trace:\n diFree+0x13d/0x2dc0 fs/jfs/jfs_imap.c:853 [1]\n jfs_evict_inode+0x2c9/0x370 fs/jfs/inode.c:154\n evict+0x2ed/0x750 fs/inode.c:578\n iput_final fs/inode.c:1654 [inline]\n iput.part.0+0x3fe/0x820 fs/inode.c:1680\n iput+0x58/0x70 fs/inode.c:1670"
            }
        ]
    },
    "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": "1da177e4c3f4",
                                            "version_value": "7bde24bde490"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "4.4.276",
                                                        "lessThanOrEqual": "4.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "4.9.276",
                                                        "lessThanOrEqual": "4.9.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "4.14.240",
                                                        "lessThanOrEqual": "4.14.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "4.19.198",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.4.133",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.10.51",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.12.18",
                                                        "lessThanOrEqual": "5.12.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.13.3",
                                                        "lessThanOrEqual": "5.13.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.14",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/7bde24bde490f3139eee147efc6d60d6040fe975",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/7bde24bde490f3139eee147efc6d60d6040fe975"
            },
            {
                "url": "https://git.kernel.org/stable/c/745c9a59422c63f661f4374ed5181740db4130a1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/745c9a59422c63f661f4374ed5181740db4130a1"
            },
            {
                "url": "https://git.kernel.org/stable/c/49def1b0644892e3b113673c13d650c3060b43bc",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/49def1b0644892e3b113673c13d650c3060b43bc"
            },
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                "url": "https://git.kernel.org/stable/c/aff8d95b69051d0cf4acc3d91f22299fdbb9dfb3",
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                "name": "https://git.kernel.org/stable/c/aff8d95b69051d0cf4acc3d91f22299fdbb9dfb3"
            },
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                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/a21e5cb1a64c904f1f0ef7b2d386fc7d2b1d2ce2"
            },
            {
                "url": "https://git.kernel.org/stable/c/8018936950360f1c503bb385e158cfc5e4945d18",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/8018936950360f1c503bb385e158cfc5e4945d18"
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            {
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                "name": "https://git.kernel.org/stable/c/3bb27e27240289b47d3466f647a55c567adbdc3a"
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            {
                "url": "https://git.kernel.org/stable/c/42f102ea1943ecb10a0756bf75424de5d1d5beed",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/42f102ea1943ecb10a0756bf75424de5d1d5beed"
            },
            {
                "url": "https://git.kernel.org/stable/c/9d574f985fe33efd6911f4d752de6f485a1ea732",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/9d574f985fe33efd6911f4d752de6f485a1ea732"
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