CVE-2021-0089: Debian Linux

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Observable response discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

Affected products

• Debian Debian Linux: version 10.0 only
• Fedoraproject Fedora: version 33 only; version 34 only
• Intel Celeron Processors Firmware: affected versions not specified
• Intel Core Processors Firmware: affected versions not specified
• Intel Itanium Processors Firmware: affected versions not specified
• Intel Pentium Processors Firmware: affected versions not specified
• Intel Xeon Processors Firmware: affected versions not specified

Published 2021-06-09. Last modified 2026-06-17.