ghsa-c85v-8h9f-3jwr
Vulnerability from github
Published
2022-05-02 03:39
Modified
2025-04-09 04:13
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.

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{
  "affected": [],
  "aliases": [
    "CVE-2009-2847"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2009-08-18T21:00:00Z",
    "severity": "MODERATE"
  },
  "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": "GHSA-c85v-8h9f-3jwr",
  "modified": "2025-04-09T04:13:05Z",
  "published": "2022-05-02T03:39:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-2847"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=515392"
    },
    {
      "type": "WEB",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637"
    },
    {
      "type": "WEB",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405"
    },
    {
      "type": "WEB",
      "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=0083fc2c50e6c5127c2802ad323adf8143ab7856"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0083fc2c50e6c5127c2802ad323adf8143ab7856"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2009-1243.html"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/36136"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/36501"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/36562"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/36759"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/37105"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/37471"
    },
    {
      "type": "WEB",
      "url": "http://www.exploit-db.com/exploits/9352"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2009/08/04/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2009/08/05/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2009/08/26/2"
    },
    {
      "type": "WEB",
      "url": "http://www.redhat.com/support/errata/RHSA-2009-1438.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/archive/1/507985/100/0/threaded"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-852-1"
    },
    {
      "type": "WEB",
      "url": "http://www.vmware.com/security/advisories/VMSA-2009-0016.html"
    },
    {
      "type": "WEB",
      "url": "http://www.vupen.com/english/advisories/2009/3316"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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