CVE-2021-26338

high-risk
Published 2021-11-16

Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.

Do I need to act?

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0.47% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Vendors

Amd
53
/ 100
high-risk
Severity 26/34 · High
Exploitability 2/34 · Minimal
Exposure 25/34 · High