ghsa-h6ww-x4xv-2vj2
Vulnerability from github
Published
2022-05-04 00:27
Modified
2022-05-04 00:27
Details

The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly check permissions when writing to /proc//mem, which allows local users to gain privileges by modifying process memory, as demonstrated by Mempodipper.

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{
  "affected": [],
  "aliases": [
    "CVE-2012-0056"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2012-01-27T15:55:00Z",
    "severity": "MODERATE"
  },
  "details": "The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly check permissions when writing to /proc/\u003cpid\u003e/mem, which allows local users to gain privileges by modifying process memory, as demonstrated by Mempodipper.",
  "id": "GHSA-h6ww-x4xv-2vj2",
  "modified": "2022-05-04T00:27:49Z",
  "published": "2022-05-04T00:27:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2012-0056"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2012:0052"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2012:0061"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2012-0056"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=782642"
    },
    {
      "type": "WEB",
      "url": "http://blog.zx2c4.com/749"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=e268337dfe26dfc7efd422a804dbb27977a3cccc"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=e268337dfe26dfc7efd422a804dbb27977a3cccc"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/47708"
    },
    {
      "type": "WEB",
      "url": "http://ubuntu.com/usn/usn-1336-1"
    },
    {
      "type": "WEB",
      "url": "http://www.kb.cert.org/vuls/id/470151"
    },
    {
      "type": "WEB",
      "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2012/01/18/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2012/01/18/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2012/01/19/4"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2012/01/22/4"
    },
    {
      "type": "WEB",
      "url": "http://www.redhat.com/support/errata/RHSA-2012-0052.html"
    },
    {
      "type": "WEB",
      "url": "http://www.redhat.com/support/errata/RHSA-2012-0061.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/51625"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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