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CVE-2021-28216

Good to know:

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Date: August 5, 2021

BootPerformanceTable pointer is read from an NVRAM variable in PEI. Recommend setting PcdFirmwarePerformanceDataTableS3Support to FALSE.

Language: C

Severity Score

Related Resources (5)

https://security-tracker.debian.org/tracker/CVE-2021-28216
https://nvd.nist.gov/vuln/detail/CVE-2021-28216
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-28216
https://bugzilla.tianocore.org/show_bug.cgi?id=2957
https://www.mend.io/vulnerability-database/CVE-2021-28216

Severity Score

Weakness Type (CWE)

Assignment of a Fixed Address to a Pointer

CWE-587

Release of Invalid Pointer or Reference

CWE-763

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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