{"id":"CVE-2020-11256","aliases":["EUVD-2020-3610","GHSA-mr4q-c5gm-372q"],"status":"published","title":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in...","description":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in Snapdragon Wired Infrastructure and Networking","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00178,"percentile":0.07416,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2021-06-09T05:00:46Z","modified":"2026-06-17T02:49:48Z","products":[{"vendor":"qualcomm","product":"ar7420_firmware"},{"vendor":"qualcomm","product":"ar9580_firmware"},{"vendor":"qualcomm","product":"csr8811_firmware"},{"vendor":"qualcomm","product":"ipq4018_firmware"},{"vendor":"qualcomm","product":"ipq4019_firmware"},{"vendor":"qualcomm","product":"ipq4028_firmware"},{"vendor":"qualcomm","product":"ipq4029_firmware"},{"vendor":"qualcomm","product":"qca10901_firmware"},{"vendor":"qualcomm","product":"qca4024_firmware"},{"vendor":"qualcomm","product":"qca7500_firmware"},{"vendor":"qualcomm","product":"qca7520_firmware"},{"vendor":"qualcomm","product":"qca7550_firmware"},{"vendor":"qualcomm","product":"qca8075_firmware"},{"vendor":"qualcomm","product":"qca9880_firmware"},{"vendor":"qualcomm","product":"qca9886_firmware"},{"vendor":"qualcomm","product":"qca9888_firmware"},{"vendor":"qualcomm","product":"qca9889_firmware"},{"vendor":"qualcomm","product":"qca9898_firmware"},{"vendor":"qualcomm","product":"qca9984_firmware"},{"vendor":"qualcomm","product":"qca9992_firmware"},{"vendor":"qualcomm","product":"qca9994_firmware"},{"vendor":"qualcomm","product":"qcn3018_firmware"},{"vendor":"qualcomm","product":"qfe1922_firmware"},{"vendor":"qualcomm","product":"qfe1952_firmware"},{"vendor":"qualcomm","product":"wcd9340_firmware"},{"vendor":"qualcomm","product":"wsa8810_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon wired infrastructure and networking"}],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/january-2021-bulletin","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11256"},{"url":"https://github.com/advisories/GHSA-mr4q-c5gm-372q"}],"sources":{"cve":[{"id":"CVE-2020-11256","description":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in Snapdragon Wired Infrastructure and Networking","status":"published","published":"2021-06-09T05:00:46Z","modified":"2024-08-04T11:28:13.841Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-3610","description":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in Snapdragon Wired Infrastructure and Networking","status":"published","published":"2021-06-09T05:00:46Z","modified":"2024-08-04T11:28:13Z","updated_at":"2026-11-03T03:07:47.032228Z"}],"ghsa":[{"id":"GHSA-mr4q-c5gm-372q","title":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in...","description":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in Snapdragon Wired Infrastructure and Networking","status":"published","published":"2022-05-24T19:04:43Z","modified":"2023-01-29T05:06:29Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:46:02.46151Z"}],"nvd":[{"id":"CVE-2020-11256","description":"Memory corruption due to lack of check of validation of pointer to buffer passed to trustzone in Snapdragon Wired Infrastructure and Networking","status":"published","published":"2021-06-09T05:15:07.507Z","modified":"2026-06-17T02:49:48.593Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:06:43.288951Z"}]}}