CVE-2021-26391

moderate-risk
Published 2022-11-09

Insufficient verification of multiple header signatures while loading a Trusted Application (TA) may allow an attacker with privileges to gain code execution in that TA or the OS/kernel.

Do I need to act?

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0.04% 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 7.8/10 High
LOCAL / LOW complexity

Affected Vendors

Amd
45
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 0/34 · Minimal
Exposure 21/34 · High