What’s Vulnerable › Vulnerabilities

CVE-2021-28216

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-05 · updated 2026-06-17
• Weakness: CWE-587

Description

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

Affected products

• Extensible Firmware Interface Development Kit (EDK II): all versions

References

• https://bugzilla.tianocore.org/show_bug.cgi?id=2957
• https://bugzilla.tianocore.org/show_bug.cgi?id=2957
• https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html

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