{"id":"CVE-2021-0677","aliases":["EUVD-2021-3296","GHSA-6fv7-w2pj-f8w2"],"status":"published","title":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead...","description":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05827154; Issue ID: ALPS05827154.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00119,"percentile":0.01801,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2021-12-17T16:10:06Z","modified":"2026-06-17T03:30:31Z","products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/December-2021","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0677"},{"url":"https://github.com/advisories/GHSA-6fv7-w2pj-f8w2"}],"sources":{"cve":[{"id":"CVE-2021-0677","description":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05827154; Issue ID: ALPS05827154.","status":"published","published":"2021-12-17T16:10:06Z","modified":"2024-08-03T15:47:28.231Z","updated_at":"2026-11-02T14:33:10.887946Z"}],"euvd":[{"id":"EUVD-2021-3296","description":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05827154; Issue ID: ALPS05827154.","status":"published","published":"2021-12-17T16:10:06Z","modified":"2024-08-03T15:47:28Z","updated_at":"2026-11-03T03:25:16.546422Z"}],"ghsa":[{"id":"GHSA-6fv7-w2pj-f8w2","title":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead...","description":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05827154; Issue ID: ALPS05827154.","status":"published","published":"2021-12-18T00:00:59Z","modified":"2023-02-01T05:06:59Z","cwes":["CWE-190"],"updated_at":"2026-11-02T14:50:27.414775Z"}],"nvd":[{"id":"CVE-2021-0677","description":"In ccu driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05827154; Issue ID: ALPS05827154.","status":"published","published":"2021-12-17T17:15:10.983Z","modified":"2026-06-17T03:30:31.527Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:07:02.566991Z"}]}}