DEBIAN-CVE-2021-28216

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2021-28216
Downstream
DLA-4207-1
Published: 05 Aug 2021, 21:15
Last modified:28 Apr 2026, 20:22

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

05 Aug 2021, 21:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:22
Last Modified
Vulnerability information updated

Description

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

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • debian•edk2

    < 2020.11-2+deb11u3 | < 2021.11~rc1-1 | < 2021.11~rc1-1 | < 2021.11~rc1-1

References (1)