{
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      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2011-2521",
      "STATE" : "PUBLIC"
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   "affects" : {
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   "data_version" : "4.0",
   "description" : {
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            "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."
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      "reference_data" : [
         {
            "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"
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            "url" : "https://github.com/torvalds/linux/commit/fc66c5210ec2539e800e87d7b3a985323c7be96e"
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