{"cve":"CVE-2021-26393","nvd":{"published":"2022-11-09T21:15:12.607","modified":"2026-06-17T03:43:18.843","status":"Modified","description":"Insufficient memory cleanup in the AMD Secure Processor (ASP) Trusted Execution Environment (TEE) may allow an authenticated attacker with privileges to generate a valid signed TA and potentially poison the contents of the process memory with attacker controlled data resulting in a loss of confidentiality.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.5},"cwes":["CWE-401"],"references":["https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029","https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-5001","https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029","https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-5001"],"products":["amd:amd_3015ce_firmware","amd:amd_3015e_firmware","amd:amd_3020e_firmware","amd:athlon_gold_3150c_firmware","amd:athlon_gold_3150u_firmware","amd:athlon_pro_3045b_firmware","amd:athlon_pro_3145b_firmware","amd:athlon_silver_3050c_firmware","amd:athlon_silver_3050e_firmware","amd:athlon_silver_3050u_firmware","amd:enterprise_driver","amd:radeon_pro_software","amd:radeon_rx_vega_56_firmware","amd:radeon_rx_vega_64_firmware","amd:radeon_software","amd:ryzen_3_2200g_firmware","amd:ryzen_3_2200ge_firmware","amd:ryzen_3_2200u_firmware","amd:ryzen_3_2300u_firmware","amd:ryzen_3_3200g_firmware","amd:ryzen_3_3250c_firmware","amd:ryzen_3_3250u_firmware","amd:ryzen_3_3300u_firmware","amd:ryzen_3_3350u_firmware","amd:ryzen_3_5300g_firmware","amd:ryzen_3_5300ge_firmware","amd:ryzen_3_5300u_firmware","amd:ryzen_3_5400u_firmware","amd:ryzen_3_pro_3200g_firmware","amd:ryzen_3_pro_3200ge_firmware","amd:ryzen_5_2400g_firmware","amd:ryzen_5_2400ge_firmware","amd:ryzen_5_2500u_firmware","amd:ryzen_5_2600h_firmware","amd:ryzen_5_3400g_firmware","amd:ryzen_5_3450u_firmware","amd:ryzen_5_3500c_firmware","amd:ryzen_5_3500u_firmware","amd:ryzen_5_3550h_firmware","amd:ryzen_5_3580u_firmware","amd:ryzen_5_5500u_firmware","amd:ryzen_5_5560u_firmware","amd:ryzen_5_5600g_firmware","amd:ryzen_5_5600ge_firmware","amd:ryzen_5_5600h_firmware","amd:ryzen_5_5600hs_firmware","amd:ryzen_5_5600u_firmware","amd:ryzen_5_pro_3350g_firmware","amd:ryzen_5_pro_3350ge_firmware","amd:ryzen_5_pro_3400g_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:08.729216836+00:00"},"epss":{"cve":"CVE-2021-26393","score":0.00266,"percentile":0.18809,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}