{
  "threat_severity" : "Moderate",
  "public_date" : "2018-11-20T00:00:00Z",
  "bugzilla" : {
    "description" : "libarchive: Double free in RAR decoder resulting in a denial of service",
    "id" : "1663887",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1663887"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.0",
    "cvss3_scoring_vector" : "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-416",
  "details" : [ "libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415: Double Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c, parse_codes(), realloc(rar->lzss.window, new_size) with new_size = 0 that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted RAR archive." ],
  "statement" : "This issue affects the versions of libarchive as shipped with Red Hat Enterprise Linux 7.\nThis issue did not affect the versions of libarchive as shipped with Red Hat Enterprise Linux 6.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2019-08-06T00:00:00Z",
    "advisory" : "RHSA-2019:2298",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "libarchive-0:3.1.2-12.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2019-11-05T00:00:00Z",
    "advisory" : "RHSA-2019:3698",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "libarchive-0:3.3.2-7.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "libarchive",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2018-1000877\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-1000877" ],
  "name" : "CVE-2018-1000877",
  "csaw" : false
}