Intel Xeon Platinum 8300 Firmware vulnerabilities

2 CVEs affecting Intel Xeon Platinum 8300 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-26373, published 2022-08-18.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2022-26373, published 2022-08-18. Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days. Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.
• CVE-2022-21233, published 2022-08-18. Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days. Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.