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CVE-2021-25371

Medium CVSS 6.1 Known exploited

Published 2021-03-26 · last changed 2026-06-17 · added to CISA KEV 2023-06-29

This one is being exploited in the wild.

CISA added CVE-2021-25371 to the Known Exploited Vulnerabilities catalog on 2023-06-29. Federal agencies are required to remediate it on a deadline. If you have affected machines, this is the class of finding that moves ahead of the rest of the queue.

The fix

We hold no Microsoft remediation data for CVE-2021-25371, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

A vulnerability in DSP driver prior to SMR Mar-2021 Release 1 allows attackers load arbitrary ELF libraries inside DSP.

Sources

CVSS vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H