CVE-2021-26393

CVSS V2 None CVSS V3 Medium 5.5
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.
Overview
  • CVE ID
  • CVE-2021-26393
  • Assigner
  • psirt@amd.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-11-09T21:15:12
  • Last Modified Date
  • 2022-11-23T14:01:51
Weakness Enumerations
CWE URL
CWE-401 http://cwe.mitre.org/data/definitions/401.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:amd:enterprise_driver:*:*:*:*:*:*:*:* 1 OR 22.10.20
cpe:2.3:a:amd:radeon_pro_software:*:*:*:*:enterprise:*:*:* 1 OR 22.q2
cpe:2.3:a:amd:radeon_software:*:*:*:*:*:*:*:* 1 OR 22.5.2
cpe:2.3:h:amd:radeon_pro_w5500:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w5500x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w5700:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w5700x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6300m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6400:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6500m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6600:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6600m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6600x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6800:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6800x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6800x_duo:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_pro_w6900x:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5300:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5300_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5300m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5500:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5500_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5500m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5600:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5600_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5600m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5700:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5700_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_5700m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6300m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6400:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6500_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6500m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6600:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6600_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6600m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6600s:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6650_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6650m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6650m_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6700:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6700_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6700m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6700s:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6750_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6800:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6800_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6800m:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6800s:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6850m_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6900_xt:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:amd:radeon_rx_6950_xt:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:radeon_rx_vega_56_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:radeon_rx_vega_56:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:radeon_rx_vega_64_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:radeon_rx_vega_64:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2200ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_2200ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2200g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_2200g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2400ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_2400ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2400g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_2400g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5300ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_5300ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5300g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_5300g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5700ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5700ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5700g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5700g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_silver_3050e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_silver_3050e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_pro_3045b_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_pro_3045b:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_silver_3050u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_silver_3050u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_silver_3050c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_silver_3050c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_pro_3145b_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_pro_3145b:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_gold_3150u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_gold_3150u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:athlon_gold_3150c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_gold_3150c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3250u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3250u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3250c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3250c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:amd_3020e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:amd_3020e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:amd_3015e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:amd_3015e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:amd_3015ce_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:amd_3015ce:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2200u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_2200u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2300u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_2300u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2500u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_2500u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2600h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_2600h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2700u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_2700u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2800h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_2800h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3300u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3300u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3350u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3350u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3450u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3450u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3500u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3500u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3500c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3500c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3550h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3550h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3580u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3580u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_3700u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_3700u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_3700c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_3700c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_3750h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_3750h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_3780u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_3780u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_pro_3200ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_pro_3200ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3200g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3200g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_pro_3200g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_pro_3200g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_pro_3350ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_pro_3350ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_pro_3350g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_pro_3350g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_pro_3400ge_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_pro_3400ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_pro_3400g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_pro_3400g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_3400g_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_3400g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5300u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_5300u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5500u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5500u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5700u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5700u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5400u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_5400u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5560u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5560u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600hs_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_5_5600hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5800u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5800h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800hs_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_7_5800hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5900hs_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_9_5900hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5900hx_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_9_5900hx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5980hs_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_9_5980hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5980hx_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_9_5980hx:-:*:*:*:*:*:*:* 0 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26393
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26393
History
Created Old Value New Value Data Type Notes
2022-11-09 22:00:10 Added to TrackCVE
2022-12-07 17:32:18 2022-11-09T21:15Z 2022-11-09T21:15:12 CVE Published Date updated
2022-12-07 17:32:18 2022-11-23T14:01:51 CVE Modified Date updated
2022-12-07 17:32:18 Analyzed Vulnerability Status updated
2022-12-07 17:32:22 CPE Information updated