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thunderbird — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2018-5187

Memory safety bugs present in Firefox 60 and Firefox ESR 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.

Products
thunderbird
Affected versions
Not specified
Fixed versions
1:60.0-1
CVEs
CVE-2018-5187
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:14 UTC · Revision 1

Source evidence

DEBIAN-CVE-2018-5187

core-osv · Original source

Published 18 Oct 2018, 13:29 UTC

Memory safety bugs present in Firefox 60 and Firefox ESR 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.

osv:DEBIAN-CVE-2018-5187

thunderbird

Fixed versions: 1:60.0-1

thunderbird

Fixed versions: 1:60.0-1

thunderbird

Fixed versions: 1:60.0-1

Complete source record
{
  "id": "64620421841ae9e8e27fd1e08661f3cacfb52f52fc0e4ecbc2879b1456547798",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-5187",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2018-5187",
    "summary": "Memory safety bugs present in Firefox 60 and Firefox ESR 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.",
    "evidence": "osv:DEBIAN-CVE-2018-5187",
    "products": [
      {
        "name": {
          "value": "thunderbird",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:60.0-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "thunderbird",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:60.0-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "thunderbird",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:60.0-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "DEBIAN-CVE-2018-5187",
      "aliases": [
        "DEBIAN-CVE-2018-5187"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:60.0-1"
                }
              ]
            }
          ],
          "package": {
            "name": "thunderbird",
            "purl": "pkg:deb/debian/thunderbird?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-5187.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:60.0-1"
                }
              ]
            }
          ],
          "package": {
            "name": "thunderbird",
            "purl": "pkg:deb/debian/thunderbird?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-5187.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:60.0-1"
                }
              ]
            }
          ],
          "package": {
            "name": "thunderbird",
            "purl": "pkg:deb/debian/thunderbird?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-5187.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:06.873038935Z",
      "provider": "osv",
      "upstream": [
        "CVE-2018-5187"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2018-5187"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2018-5187",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 420463,
  "published_at": "2018-10-18T13:29:06.947+00:00"
}