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thunderbird — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2018-12361

An integer overflow can occur in the SwizzleData code while calculating buffer sizes. The overflowed value is used for subsequent graphics computations when their inputs are not sanitized which results in a potentially exploitable crash. 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-2018-12361
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:52 UTC · Revision 1

Source evidence

DEBIAN-CVE-2018-12361

core-osv · Original source

Published 18 Oct 2018, 13:29 UTC

An integer overflow can occur in the SwizzleData code while calculating buffer sizes. The overflowed value is used for subsequent graphics computations when their inputs are not sanitized which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.

osv:DEBIAN-CVE-2018-12361

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": "6a57ed3d44a7dcfa88963ab017906a19babf0b28f1ca5017b9d37248219296c4",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-12361",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2018-12361",
    "summary": "An integer overflow can occur in the SwizzleData code while calculating buffer sizes. The overflowed value is used for subsequent graphics computations when their inputs are not sanitized which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.",
    "evidence": "osv:DEBIAN-CVE-2018-12361",
    "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": "high",
    "structured": {
      "id": "DEBIAN-CVE-2018-12361",
      "aliases": [
        "DEBIAN-CVE-2018-12361"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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-2018-12361.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-2018-12361.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-2018-12361.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:53.867650866Z",
      "provider": "osv",
      "upstream": [
        "CVE-2018-12361"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2018-12361"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2018-12361",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 422540,
  "published_at": "2018-10-18T13:29:01.147+00:00"
}