What’s Vulnerable › Vulnerabilities

CVE-2021-0089

• Severity: medium (CVSS 6.5 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: none known
• Published: 2021-06-09 · updated 2026-06-17
• Weakness: CWE-203

Description

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

Affected products

• Debian Linux: 10.0
• Fedoraproject Fedora: 33, 34
• Intel Celeron Processors Firmware: all versions
• Intel Core Processors Firmware: all versions
• Intel Itanium Processors Firmware: all versions
• Intel Pentium Processors Firmware: all versions
• Intel Xeon Processors Firmware: all versions

References

• http://www.openwall.com/lists/oss-security/2021/06/10/1
• http://www.openwall.com/lists/oss-security/2021/06/10/10
• http://www.openwall.com/lists/oss-security/2021/06/10/11
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/
• https://security.gentoo.org/glsa/202107-30
• https://www.debian.org/security/2021/dsa-4931
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html
• http://www.openwall.com/lists/oss-security/2021/06/10/1
• http://www.openwall.com/lists/oss-security/2021/06/10/10
• http://www.openwall.com/lists/oss-security/2021/06/10/11
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/

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