{
  "threat_severity" : "Moderate",
  "public_date" : "2019-07-28T00:00:00Z",
  "bugzilla" : {
    "description" : "pcre: Out of bounds read in JIT mode when \\X is used in non-UTF mode",
    "id" : "1735494",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1735494"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-125",
  "details" : [ "An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \\X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c.", "An out-of-bounds read was discovered in PCRE when the pattern \"\\X\" is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to process untrusted input may be vulnerable to this flaw. An attacker could use this flaw to crash the application." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-09-08T00:00:00Z",
    "advisory" : "RHSA-2020:3662",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "php:7.3-8020020200715124551.ceb1cf90"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-11-04T00:00:00Z",
    "advisory" : "RHSA-2020:4539",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "pcre2-0:10.32-2.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Out of support scope",
    "package_name" : "pcre",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "chromium-browser",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "firefox",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "glib2",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "pcre",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "thunderbird",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "glib2",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "pcre",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "pcre2",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "virtuoso-opensource",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "pcre",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "php:7.2/php",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat JBoss Core Services",
    "fix_state" : "Not affected",
    "package_name" : "httpd",
    "cpe" : "cpe:/a:redhat:jboss_core_services:1"
  }, {
    "product_name" : "Red Hat JBoss Enterprise Web Server 1",
    "fix_state" : "Out of support scope",
    "package_name" : "httpd",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_web_server:1"
  }, {
    "product_name" : "Red Hat JBoss Enterprise Web Server 2",
    "fix_state" : "Out of support scope",
    "package_name" : "httpd",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_web_server:2"
  }, {
    "product_name" : "Red Hat JBoss Web Server 3",
    "fix_state" : "Out of support scope",
    "package_name" : "httpd24",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_web_server:3"
  }, {
    "product_name" : "Red Hat JBoss Web Server 3",
    "fix_state" : "Out of support scope",
    "package_name" : "pcre",
    "cpe" : "cpe:/a:redhat:jboss_enterprise_web_server:3"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "rh-mariadb102-mariadb",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:3"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "rh-mariadb103-mariadb",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:3"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "rh-php72-php",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:3"
  }, {
    "product_name" : "Red Hat Software Collections",
    "fix_state" : "Not affected",
    "package_name" : "rh-php73-php",
    "cpe" : "cpe:/a:redhat:rhel_software_collections:3"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2019-20454\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-20454" ],
  "name" : "CVE-2019-20454",
  "csaw" : false
}