{
  "schema_version": "1.7.0",
  "id": "MGASA-2026-0106",
  "published": "2026-04-21T02:11:49Z",
  "modified": "2026-04-21T02:24:26Z",
  "summary": "Updated firefox & thunderbird packages fix security vulnerabilities",
  "details": "Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1,\nThunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2.\n(CVE-2026-5731)\nIncorrect boundary conditions, integer overflow in the Graphics: Text\ncomponent. (CVE-2026-5732)\nMemory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR\n140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2. (CVE-2026-5734)\n",
  "upstream": [
    "CVE-2026-5731",
    "CVE-2026-5732",
    "CVE-2026-5734"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://advisories.mageia.org/MGASA-2026-0106.html"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.mageia.org/show_bug.cgi?id=35338"
    },
    {
      "type": "WEB",
      "url": "https://www.firefox.com/en-US/firefox/140.9.1/releasenotes/"
    },
    {
      "type": "WEB",
      "url": "https://www.thunderbird.net/en-US/thunderbird/140.9.1esr/releasenotes/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-27/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-29/"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Mageia:9",
        "name": "firefox",
        "purl": "pkg:rpm/mageia/firefox?arch=source&distro=mageia-9"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "140.9.1-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    },
    {
      "package": {
        "ecosystem": "Mageia:9",
        "name": "firefox-l10n",
        "purl": "pkg:rpm/mageia/firefox-l10n?arch=source&distro=mageia-9"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "140.9.1-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    },
    {
      "package": {
        "ecosystem": "Mageia:9",
        "name": "thunderbird",
        "purl": "pkg:rpm/mageia/thunderbird?arch=source&distro=mageia-9"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "140.9.1-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    },
    {
      "package": {
        "ecosystem": "Mageia:9",
        "name": "thunderbird-l10n",
        "purl": "pkg:rpm/mageia/thunderbird-l10n?arch=source&distro=mageia-9"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "140.9.1-1.mga9"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "section": "core"
      }
    }
  ],
  "credits": [
    {
      "name": "Mageia",
      "type": "COORDINATOR",
      "contact": [
        "https://wiki.mageia.org/en/Packages_Security_Team"
      ]
    }
  ]
}