{"id":"CVE-2026-20462","aliases":["EUVD-2026-40875","GHSA-39rh-f5c6-gchq"],"status":"published","title":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could...","description":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00159,"percentile":0.05143,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-07-01T03:14:04Z","modified":"2026-10-25T17:10:00Z","products":[{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/July-2026"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20462"},{"url":"https://github.com/advisories/GHSA-39rh-f5c6-gchq"}],"sources":{"cve":[{"id":"CVE-2026-20462","description":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.","status":"published","published":"2026-07-01T03:14:04.991Z","modified":"2026-07-02T03:55:17.558Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:35:33.380441Z"}],"euvd":[{"id":"EUVD-2026-40875","description":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.","status":"published","published":"2026-07-01T03:14:04Z","modified":"2026-07-02T03:55:17Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T18:20:18.588227Z"}],"ghsa":[{"id":"GHSA-39rh-f5c6-gchq","title":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could...","description":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.","status":"published","published":"2026-07-01T06:31:32Z","modified":"2026-07-01T12:31:34Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:09:07.798056Z"}],"nvd":[{"id":"CVE-2026-20462","description":"In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.","status":"published","published":"2026-07-01T04:17:15.253Z","modified":"2026-10-25T17:10:00.197Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:27.199837Z"}]}}