GSD-2011-2521

Vulnerability from gsd - Updated: 2023-12-13 01:19
Details
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.
Aliases
Aliases
CVE-2011-2521
To clipboard 

{
  "GSD": {
    "alias": "CVE-2011-2521",
    "description": "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.",
    "id": "GSD-2011-2521",
    "references": [
      "https://www.suse.com/security/cve/CVE-2011-2521.html",
      "https://access.redhat.com/errata/RHSA-2011:1350",
      "https://linux.oracle.com/cve/CVE-2011-2521.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2011-2521"
      ],
      "details": "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.",
      "id": "GSD-2011-2521",
      "modified": "2023-12-13T01:19:06.669130Z",
      "schema_version": "1.4.0"
    }
  },
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            "name": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39",
            "refsource": "MISC",
            "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
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        "references": {
          "reference_data": [
            {
              "name": "[oss-security] 20110706 Re: CVE request: kernel: perf, x86: fix Intel fixed counters base initialization",
              "refsource": "MLIST",
              "tags": [
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              "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
            },
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              "refsource": "MISC",
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              "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fc66c5210ec2539e800e87d7b3a985323c7be96e"
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      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 4.9,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2023-02-13T04:31Z",
      "publishedDate": "2012-05-24T23:55Z"
    }
  }
}



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