{
  "cveId": "CVE-2019-11745",
  "url": "https://patchblox.com/security/cve/CVE-2019-11745",
  "summary": "CVE-2019-11745 is fixed in 21 products on 1 platform, first by libnss3 2:3.35-2ubuntu2.5, released November 24, 2019. It is not reported as exploited. Patch Radar priority: High.",
  "title": "nss-softokn-freebl-devel: Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-...",
  "description": "Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.\n\nSecurity Fix(es):\n\n* nss: Out-of-bounds write when passing an output buffer smaller than the block size to NSC_EncryptUpdate (CVE-2019-11745)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2019-11-24T16:00:00Z",
  "severity": "Important",
  "cvss": 8.8,
  "epss": 0.02994,
  "epssPercentile": 0.8742,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "fix": "firefox 71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-71.0-build5-0ubuntu0.18.04.1",
      "released": "2019-12-03T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "fix": "firefox-geckodriver 71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-geckodriver-71.0-build5-0ubuntu0.18.04.1",
      "released": "2019-12-03T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "fix": "firefox-mozsymbols 71.0\u002Bbuild5-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-mozsymbols-71.0-build5-0ubuntu0.18.04.1",
      "released": "2019-12-03T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libnss3",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2:3.35-2ubuntu2.5",
      "fix": "libnss3 2:3.35-2ubuntu2.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libnss3-2-3.35-2ubuntu2.5",
      "released": "2019-11-24T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libnss3-tools",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2:3.35-2ubuntu2.5",
      "fix": "libnss3-tools 2:3.35-2ubuntu2.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libnss3-tools-2-3.35-2ubuntu2.5",
      "released": "2019-11-24T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-devel",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-devel",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-freebl",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-freebl",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-freebl-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-softokn-freebl-devel",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-sysinit",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-sysinit",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-tools",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-tools",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-util",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
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      "product": "nss-util",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-util-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "RHSA-2019:4114",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "nss-util-devel",
      "release": "ol 8",
      "fixedVersion": "0:3.44.0-9.el8_1",
      "fix": "ELSA-2019-4114",
      "url": "https://patchblox.com/security/fix/linux/elsa-2019-4114",
      "released": "2019-12-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "thunderbird 1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird-gnome-support",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "thunderbird-gnome-support 1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-gnome-support-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
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      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-thunderbird-mozsymbols-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "xul-ext-calendar-timezones",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "fix": "xul-ext-calendar-timezones 1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-calendar-timezones-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    },
    {
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      "product": "xul-ext-gdata-provider",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "fix": "xul-ext-gdata-provider 1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-gdata-provider-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    },
    {
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      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "fix": "xul-ext-lightning 1:68.4.1\u002Bbuild1-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xul-ext-lightning-1-68.4.1-build1-0ubuntu0.18.04.1",
      "released": "2020-01-08T16:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}