{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2011-2521",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
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                                }
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                        ]
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                    "vendor_name": "n/a"
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    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The x86_assign_hw_event function in arch/x86/kernel/cpu/perf_event.c in the Performance Events subsystem in the Linux kernel before 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service (panic) via the perf program."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
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        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/torvalds/linux/commit/fc66c5210ec2539e800e87d7b3a985323c7be96e",
                "refsource": "CONFIRM",
                "url": "https://github.com/torvalds/linux/commit/fc66c5210ec2539e800e87d7b3a985323c7be96e"
            },
            {
                "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fc66c5210ec2539e800e87d7b3a985323c7be96e",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fc66c5210ec2539e800e87d7b3a985323c7be96e"
            },
            {
                "name": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39",
                "refsource": "CONFIRM",
                "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
            },
            {
                "name": "[oss-security] 20110706 Re: CVE request: kernel: perf, x86: fix Intel fixed counters base initialization",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2011/07/06/4"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=719228",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=719228"
            }
        ]
    }
}