{"schemaVersion":3,"id":"CVE-2025-31203","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, macOS Sonoma 14.7.5, tvOS 18.4, visionOS 2.4, watchOS 11.4. An attacker on the local network may be able to cause a denial-of-service.","dates":{"published":"2025-04-29T02:05:15.198Z","modified":"2026-04-02T18:08:32.383Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00378,"percentile":0.30333,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0.014999999999999996,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00363},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00378,"percentile":0.30333}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00363,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00378,"percentile":null},{"date":"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This occurs when an integer value is\n         incremented to a value that is too large to store in the\n         associated representation. 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