{
  "threat_severity" : "Moderate",
  "public_date" : "2015-02-18T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: fs: ext4: fallocate zero range page size > block size BUG()",
    "id" : "1193907",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1193907"
  },
  "cvss" : {
    "cvss_base_score" : "4.7",
    "cvss_scoring_vector" : "AV:L/AC:M/Au:N/C:N/I:N/A:C",
    "status" : "verified"
  },
  "details" : [ "The ext4_zero_range function in fs/ext4/extents.c in the Linux kernel before 4.1 allows local users to cause a denial of service (BUG) via a crafted fallocate zero-range request.", "A flaw was found in the way the Linux kernel's ext4 file system handled the \"page size > block size\" condition when the fallocate zero range functionality was used. A local attacker could use this flaw to crash the system." ],
  "statement" : "This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6. This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and Red Hat Enterprise MRG 2. Future updates in the respective releases may address this issue.",
  "acknowledgement" : "This issue was discovered by Xiong Zhou (Red Hat).",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2015-09-15T00:00:00Z",
    "advisory" : "RHSA-2015:1788",
    "cpe" : "cpe:/a:redhat:rhel_extras_rt:7",
    "package" : "kernel-rt-0:3.10.0-229.14.1.rt56.141.13.el7_1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2015-09-15T00:00:00Z",
    "advisory" : "RHSA-2015:1778",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "kernel-0:3.10.0-229.14.1.ael7b"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "release_date" : "2015-09-15T00:00:00Z",
    "advisory" : "RHSA-2015:1787",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2:server:el6",
    "package" : "kernel-rt-1:3.10.0-229.rt56.161.el6rt"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2015-0275\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-0275" ],
  "name" : "CVE-2015-0275",
  "csaw" : false
}