CVE-2021-26384

CVSS V2 None CVSS V3 High 7.8
Description
A malformed SMI (System Management Interface) command may allow an attacker to establish a corrupted SMI Trigger Info data structure, potentially leading to out-of-bounds memory reads and writes when triggering an SMI resulting in a potential loss of resources.
Overview
  • CVE ID
  • CVE-2021-26384
  • Assigner
  • psirt@amd.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-07-14T20:15:08
  • Last Modified Date
  • 2022-07-29T01:50:41
Weakness Enumerations
CWE URL
CWE-77 http://cwe.mitre.org/data/definitions/77.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:amd:ryzen_7_5700g_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_5700g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5700ge_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_5700ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600g_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_5600g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600ge_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_5600ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5300g_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_3_5300g:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5300ge_firmware:*:*:*:*:*:*:*:* 1 OR comboam4_v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_3_5300ge:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5980hx_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_9_5980hx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5980hs_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_9_5980hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5825u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_7_5825u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5900hx_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_9_5900hx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_9_5900hs_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_9_5900hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5825c_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_7_5825c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800h_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_7_5800h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5625u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5625u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800hs_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_7_5800hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5625c_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5625c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600h_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5600h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600hs_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5600hs:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_5800u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_7_5800u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5600u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5600u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_5560u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_5_5560u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5425u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_3_5425u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5425c_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_3_5425c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5400u_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_3_5400u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_5125c_firmware:*:*:*:*:*:*:*:* 1 OR cezannepi-fp6_1.0.0.9
cpe:2.3:h:amd:ryzen_3_5125c:-:*:*:*:*:*:*:* 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_gold_3150u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:athlon_gold_3150u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3200u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3200u:-:*:*:*:*:*:*:* 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_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_3_3450u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3450u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3500u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3500u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3500c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3500c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3550h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3550h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3580u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3580u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3700u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3700u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3700c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3700c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3750h_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3750h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_3780u_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:amd:ryzen_3_3780u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2200u_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_3_2200u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_3_2300u_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_3_2300u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2500u_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2500u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2600_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2600:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2600h_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2600h:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2600x_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2600x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2700_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_5_2700x_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_5_2700x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2700_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_2700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2700u_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_2700u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2700x_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_2700x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:amd:ryzen_7_2800h_firmware:*:*:*:*:*:*:*:* 1 OR comboam4v2_pi_1.2.0.6c
cpe:2.3:h:amd:ryzen_7_2800h:-:*:*:*:*:*:*:* 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:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26384
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26384
History
Created Old Value New Value Data Type Notes
2022-07-14 21:00:06 Added to TrackCVE