{
  "threat_severity" : "Moderate",
  "public_date" : "2012-11-02T00:00:00Z",
  "bugzilla" : {
    "description" : "libtiff: Missing return value check in ppm2tiff leading to heap-buffer overflow when reading a tiff file",
    "id" : "871700",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=871700"
  },
  "cvss" : {
    "cvss_base_score" : "6.8",
    "cvss_scoring_vector" : "AV:N/AC:M/Au:N/C:P/I:P/A:P",
    "status" : "verified"
  },
  "cwe" : "CWE-122",
  "details" : [ "ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM image that triggers an integer overflow, a zero-memory allocation, and a heap-based buffer overflow." ],
  "acknowledgement" : "This issue was discovered by Huzaifa S. Sidhpurwala (Red Hat Security Response Team).",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2012-12-18T00:00:00Z",
    "advisory" : "RHSA-2012:1590",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "libtiff-0:3.8.2-18.el5_8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2012-12-18T00:00:00Z",
    "advisory" : "RHSA-2012:1590",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "libtiff-0:3.9.4-9.el6_3"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2012-4564\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4564" ],
  "name" : "CVE-2012-4564",
  "csaw" : false
}