{
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        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: pvrusb2: fix use after free on context disconnection\n\nUpon module load, a kthread is created targeting the\npvr2_context_thread_func function, which may call pvr2_context_destroy\nand thus call kfree() on the context object. However, that might happen\nbefore the usb hub_event handler is able to notify the driver. This\npatch adds a sanity check before the invalid read reported by syzbot,\nwithin the context disconnection call stack."
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                        "lang": "eng",
                        "value": "n/a"
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                                "version": {
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                                            "version_name": "e5be15c63804",
                                            "version_value": "ec36c134dd02"
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                                        {
                                            "version_value": "not down converted",
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                                                    {
                                                        "version": "2.6.26",
                                                        "status": "affected"
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                                                    {
                                                        "version": "0",
                                                        "lessThan": "2.6.26",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
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                                                    {
                                                        "version": "4.19.306",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
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                                                    {
                                                        "version": "5.4.268",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.10.209",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
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                                                        "version": "5.15.148",
                                                        "lessThanOrEqual": "5.15.*",
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