{"schemaVersion":3,"id":"CVE-2023-20690","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"In wlan firmware, there is possible system crash due to an integer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. 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Overflow or Wraparound","description":"The product performs a calculation that can\n         produce an integer overflow or wraparound when the logic\n         assumes that the resulting value will always be larger than\n         the original value. This occurs when an integer value is\n         incremented to a value that is too large to store in the\n         associated representation. When this occurs, the value may\n         become a very small or negative number.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/190.html"}],"affected":[{"vendor":"google","product":"android","name":"android","label":"android","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"11.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.0 | 12.0","eol":{"isEol":true,"eolDate":"2024-02-05T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"11","label":"11 'Red Velvet Cake'","eolFrom":"2024-02-05T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"android","label":"Android OS","category":"os"}},"hubHref":"/vendor/google/android"},{"vendor":"linuxfoundation","product":"yocto","name":"yocto","label":"yocto","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"4.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.0","eol":{"isEol":true,"eolDate":"2026-04-27T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"4.0","label":"4.0 'Kirkstone' (LTS)","eolFrom":"2026-04-27T00:00:00.000Z","isLts":true,"isMaintained":false,"latestVersion":"4.0.35"},"product":{"name":"yocto","label":"Yocto Project","category":"os"}},"hubHref":"/vendor/linuxfoundation/yocto"},{"vendor":"mediatek, inc.","product":"mt6739, mt8167, mt8168, mt8321, mt8365, mt8385, mt8666, mt8765, mt8788","name":"MT6739, MT8167, MT8168, MT8321, MT8365, MT8385, MT8666, MT8765, MT8788","label":"mt6739, mt8167, mt8168, mt8321, mt8365, mt8385, mt8666, mt8765, mt8788","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"Android 11.0, 12.0 / IOT-v23.0 (Yocto 4.0)","noFixRecorded":false,"fixedIn":null}],"versionsText":"Android 11.0, 12.0 / IOT-v23.0 (Yocto 4.0)","eol":null,"hubHref":"/vendor/mediatek_inc/mt6739_mt8167_mt8168_mt8321_mt8365_mt8385_mt8666_mt8765_mt8788"}],"affectedCount":3,"eol":{"hasEol":true,"count":2},"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/July-2023","label":"corp.mediatek.com/product-security-bulletin/July-2023","hostname":"corp.mediatek.com","tags":["Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-07-04T01:44:48.695Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-12-04T16:24:56.285Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T10:38:08.985Z","stale":false,"partial":false}}