{
  "fix": "libsass0 3.4.8-1ubuntu0.1~esm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libsass0-3.4.8-1ubuntu0.1-esm1",
  "summary": "libsass0 3.4.8-1ubuntu0.1~esm1, released January 14, 2019, fixes 13 CVEs in libsass0. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libsass0 3.4.8-1ubuntu0.1~esm1 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2019-01-14T14:29:00Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 13 CVEs, none high severity",
  "supported": false,
  "cveCount": 13,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.03766,
  "appliesTo": [
    {
      "product": "libsass0",
      "productUrl": "https://patchblox.com/security/product/linux/libsass0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.4.8-1ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2018-11499",
      "url": "https://patchblox.com/security/cve/CVE-2018-11499",
      "title": "libsass0: A use-after-free vulnerability exists in handle_error() in sass_context.cpp in LibSass 3.4.x and 3.5.x through 3.5.4...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.03766,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-20190",
      "url": "https://patchblox.com/security/cve/CVE-2018-20190",
      "title": "libsass0: In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operator()(Sass::Supports_Operator*) in eval...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02587,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-19839",
      "url": "https://patchblox.com/security/cve/CVE-2018-19839",
      "title": "libsass0: In LibSass prior to 3.5.5, the function handle_error in sass_context.cpp allows attackers to cause a denial-of-servic...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02156,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-6286",
      "url": "https://patchblox.com/security/cve/CVE-2019-6286",
      "title": "libsass0: In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::skip_over_scopes in prelexer.hpp when calle...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02115,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-19827",
      "url": "https://patchblox.com/security/cve/CVE-2018-19827",
      "title": "libsass0: In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class in SharedPtr.cpp (or SharedPtr.hpp) th...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02044,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-6284",
      "url": "https://patchblox.com/security/cve/CVE-2019-6284",
      "title": "libsass0: In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp.",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.02013,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-6283",
      "url": "https://patchblox.com/security/cve/CVE-2019-6283",
      "title": "libsass0: In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parenthese_scope in prelexer.hpp.",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.0191,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-19797",
      "url": "https://patchblox.com/security/cve/CVE-2018-19797",
      "title": "libsass0: In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Selector_List::populate_extends in SharedPtr.hpp (...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01844,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-11698",
      "url": "https://patchblox.com/security/cve/CVE-2018-11698",
      "title": "libsass0: An issue was discovered in LibSass through 3.5.4",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01629,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-11695",
      "url": "https://patchblox.com/security/cve/CVE-2018-11695",
      "title": "libsass0: An issue was discovered in LibSass \u0026lt;3.5.3",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01626,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-11696",
      "url": "https://patchblox.com/security/cve/CVE-2018-11696",
      "title": "libsass0: An issue was discovered in LibSass through 3.5.4",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01614,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-11697",
      "url": "https://patchblox.com/security/cve/CVE-2018-11697",
      "title": "libsass0: An issue was discovered in LibSass through 3.5.4",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01565,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-11693",
      "url": "https://patchblox.com/security/cve/CVE-2018-11693",
      "title": "libsass0: An issue was discovered in LibSass through 3.5.4",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.01349,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T07:53:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}