{
  "threat_severity" : "Low",
  "public_date" : "2019-11-21T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: Two memory leaks in the rtl_usb_probe() function in drivers/net/wireless/realtek/rtlwifi/usb.c allow for a DoS",
    "id" : "1775015",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1775015"
  },
  "cvss3" : {
    "cvss3_base_score" : "4.6",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-400",
  "details" : [ "Two memory leaks in the rtl_usb_probe() function in drivers/net/wireless/realtek/rtlwifi/usb.c in the Linux kernel through 5.3.11 allow attackers to cause a denial of service (memory consumption), aka CID-3f9361695113.", "A flaw was found in the Linux kernel. The rtl_usb_probe function mishandles resource cleanup on error. An attacker able to induce the error conditions could use this flaw to crash the system. The highest threat from this vulnerability is to system availability." ],
  "statement" : "This issue is rated as having Low impact because of the preconditions needed to trigger the resource cleanup code path (physical access).",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-09-29T00:00:00Z",
    "advisory" : "RHSA-2020:4062",
    "cpe" : "cpe:/a:redhat:rhel_extras_rt:7",
    "package" : "kernel-rt-0:3.10.0-1160.rt56.1131.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-09-29T00:00:00Z",
    "advisory" : "RHSA-2020:4060",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "kernel-0:3.10.0-1160.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-11-04T00:00:00Z",
    "advisory" : "RHSA-2020:4609",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8::nfv",
    "package" : "kernel-rt-0:4.18.0-240.rt7.54.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-11-04T00:00:00Z",
    "advisory" : "RHSA-2020:4431",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-240.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-alt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2019-19063\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-19063" ],
  "name" : "CVE-2019-19063",
  "mitigation" : {
    "value" : "In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module rtl8192cu. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278 .",
    "lang" : "en:us"
  },
  "csaw" : false
}