usn-8347-1
Vulnerability from osv_ubuntu
Published
2026-05-28 23:00
Modified
2026-05-29 20:25
Summary
qtwebengine-opensource-src vulnerability
Details

It was discovered that the vendored LibTIFF in QT WebEngine incorrectly handled memory when parsing malformed TIFF image metadata. An attacker could possibly use this issue to cause a denial of service, obtain sensitive information, or execute arbitrary code.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-9900",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          },
          {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.9.5+dfsg-0ubuntu2+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "qtwebengine-opensource-src",
        "purl": "pkg:deb/ubuntu/qtwebengine-opensource-src@5.9.5+dfsg-0ubuntu2+esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
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          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.9.5+dfsg-0ubuntu2+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.9.1+dfsg-4",
        "5.9.1+dfsg-4ubuntu1",
        "5.9.2+dfsg-2ubuntu1",
        "5.9.3+dfsg-0ubuntu1",
        "5.9.4+dfsg-0ubuntu1",
        "5.9.5+dfsg-0ubuntu2"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
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            {
              "id": "CVE-2025-9900",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:20.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          },
          {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "qtwebengine-opensource-src",
        "purl": "pkg:deb/ubuntu/qtwebengine-opensource-src@5.12.8+dfsg-0ubuntu1.1+esm1?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.12.8+dfsg-0ubuntu1.1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.12.4+dfsg-1ubuntu1",
        "5.12.4+dfsg-1ubuntu3",
        "5.12.5+dfsg-3ubuntu1",
        "5.12.5+dfsg-6ubuntu2",
        "5.12.5+dfsg-7",
        "5.12.5+dfsg-7build1",
        "5.12.8+dfsg-0ubuntu1",
        "5.12.8+dfsg-0ubuntu1.1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-9900",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:22.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
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            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.9+dfsg-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "qtwebengine-opensource-src",
        "purl": "pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.9+dfsg-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.15.9+dfsg-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.15.6+dfsg-1",
        "5.15.6+dfsg-2",
        "5.15.7+dfsg-2",
        "5.15.8+dfsg-1",
        "5.15.8+dfsg-1build1",
        "5.15.8+dfsg-1build2",
        "5.15.8+dfsg-2",
        "5.15.9+dfsg-1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-9900",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:24.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.16+dfsg-3ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:24.04:LTS",
        "name": "qtwebengine-opensource-src",
        "purl": "pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.16+dfsg-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/noble"
      },
      "ranges": [
        {
          "events": [
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            {
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      "versions": [
        "5.15.15+dfsg-2",
        "5.15.15+dfsg-2build2",
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        "5.15.16+dfsg-1",
        "5.15.16+dfsg-1ubuntu2",
        "5.15.16+dfsg-1ubuntu4",
        "5.15.16+dfsg-3"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-9900",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:26.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          },
          {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.19+dfsg2-4ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:26.04:LTS",
        "name": "qtwebengine-opensource-src",
        "purl": "pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.19+dfsg2-4ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.15.19+dfsg2-4ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.15.19+dfsg2-1",
        "5.15.19+dfsg2-1build1",
        "5.15.19+dfsg2-2",
        "5.15.19+dfsg2-3",
        "5.15.19+dfsg2-4"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that the vendored LibTIFF in QT WebEngine incorrectly\nhandled memory when parsing malformed TIFF image metadata. An attacker\ncould possibly use this issue to cause a denial of service, obtain\nsensitive information, or execute arbitrary code.",
  "id": "USN-8347-1",
  "modified": "2026-05-29T20:25:01Z",
  "published": "2026-05-28T23:00:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-8347-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-9900"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "qtwebengine-opensource-src vulnerability",
  "upstream": [
    "UBUNTU-CVE-2025-9900"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.