{"id":"CVE-2026-20480","aliases":["EUVD-2026-52069","GHSA-9v43-w5wr-hc42"],"status":"published","title":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could...","description":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00145,"percentile":0.03808,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-08-03T02:05:40Z","modified":"2026-10-23T22:10:00Z","products":[{"vendor":"mediatek","product":"mt2735_firmware"},{"vendor":"mediatek","product":"mt2737_firmware"},{"vendor":"mediatek","product":"mt6880_firmware"},{"vendor":"mediatek","product":"mt6890_firmware"},{"vendor":"mediatek","product":"mt6980d_firmware"},{"vendor":"mediatek","product":"mt6988_firmware"},{"vendor":"mediatek","product":"mt6990_firmware"},{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://www.mediatek.com/product-security-bulletin/August-2026","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20480"},{"url":"https://github.com/advisories/GHSA-9v43-w5wr-hc42"}],"sources":{"cve":[{"id":"CVE-2026-20480","description":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.","status":"published","published":"2026-08-03T02:05:40.286Z","modified":"2026-08-03T19:02:18.404Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:35:33.380441Z"}],"euvd":[{"id":"EUVD-2026-52069","description":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.","status":"published","published":"2026-08-03T02:05:40Z","modified":"2026-08-03T19:02:18Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T18:02:23.68186Z"}],"ghsa":[{"id":"GHSA-9v43-w5wr-hc42","title":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could...","description":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.","status":"published","published":"2026-08-03T03:31:57Z","modified":"2026-08-03T21:31:34Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:10:02.88062Z"}],"nvd":[{"id":"CVE-2026-20480","description":"In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.","status":"published","published":"2026-08-03T03:16:43.097Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:34.290716Z"}]}}