gsd-2009-2847
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2009-2847",
    "description": "The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function.",
    "id": "GSD-2009-2847",
    "references": [
      "https://www.suse.com/security/cve/CVE-2009-2847.html",
      "https://www.debian.org/security/2009/dsa-1928",
      "https://www.debian.org/security/2009/dsa-1872",
      "https://access.redhat.com/errata/RHSA-2009:1466",
      "https://access.redhat.com/errata/RHSA-2009:1438",
      "https://access.redhat.com/errata/RHSA-2009:1243",
      "https://access.redhat.com/errata/RHSA-2009:1239",
      "https://linux.oracle.com/cve/CVE-2009-2847.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2009-2847"
      ],
      "details": "The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function.",
      "id": "GSD-2009-2847",
      "modified": "2023-12-13T01:19:46.372598Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2009-2847",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
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            "lang": "eng",
            "value": "The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "[oss-security] 20090804 CVE request - kernel: information leak in sigaltstack",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2009/08/04/1"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=515392",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=515392"
          },
          {
            "name": "37471",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/37471"
          },
          {
            "name": "USN-852-1",
            "refsource": "UBUNTU",
            "url": "http://www.ubuntu.com/usn/USN-852-1"
          },
          {
            "name": "RHSA-2009:1243",
            "refsource": "REDHAT",
            "url": "http://rhn.redhat.com/errata/RHSA-2009-1243.html"
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          {
            "name": "36759",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/36759"
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            "name": "http://www.vmware.com/security/advisories/VMSA-2009-0016.html",
            "refsource": "CONFIRM",
            "url": "http://www.vmware.com/security/advisories/VMSA-2009-0016.html"
          },
          {
            "name": "[oss-security] 20090826 Re: CVE request - kernel: information leak in sigaltstack",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2009/08/26/2"
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          {
            "name": "oval:org.mitre.oval:def:10637",
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            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637"
          },
          {
            "name": "20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components",
            "refsource": "BUGTRAQ",
            "url": "http://www.securityfocus.com/archive/1/507985/100/0/threaded"
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          {
            "name": "36562",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/36562"
          },
          {
            "name": "FEDORA-2009-9044",
            "refsource": "FEDORA",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html"
          },
          {
            "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0083fc2c50e6c5127c2802ad323adf8143ab7856",
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            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0083fc2c50e6c5127c2802ad323adf8143ab7856"
          },
          {
            "name": "oval:org.mitre.oval:def:8405",
            "refsource": "OVAL",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405"
          },
          {
            "name": "9352",
            "refsource": "EXPLOIT-DB",
            "url": "http://www.exploit-db.com/exploits/9352"
          },
          {
            "name": "36501",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/36501"
          },
          {
            "name": "[oss-security] 20090805 Re: CVE request - kernel: information leak in sigaltstack",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2009/08/05/1"
          },
          {
            "name": "RHSA-2009:1438",
            "refsource": "REDHAT",
            "url": "http://www.redhat.com/support/errata/RHSA-2009-1438.html"
          },
          {
            "name": "ADV-2009-3316",
            "refsource": "VUPEN",
            "url": "http://www.vupen.com/english/advisories/2009/3316"
          },
          {
            "name": "37105",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/37105"
          },
          {
            "name": "36136",
            "refsource": "SECUNIA",
            "url": "http://secunia.com/advisories/36136"
          }
        ]
      }
    },
    "nvd.nist.gov": {
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        },
        "problemtype": {
          "problemtype_data": [
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      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.9,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:C/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2018-10-10T19:42Z",
      "publishedDate": "2009-08-18T21:00Z"
    }
  }
}


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