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Vulnerabilities

Vulnerability · CVE-2025-48509

Missing Checks in certain functions related to RMP initialization can allow a local admin privileged attacker to cause misidentification of I/O memory, potentially resulting in a l

Published Feb 10, 2026 · catalog updated Feb 11, 2026 · AMD AMD EPYC™ 8004 Series Processors

Last checked Nov 4, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-48509. EPSS is 0.14%. Act only if a listed version of AMD AMD EPYC™ 8004 Series Processors is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Low1.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.14%
Remediation
Advisory link
Affected products
vendor AMD AMD EPYC™ 8004 Series Processors patch: GenoaPI 1.0.0.F

Missing Checks in certain functions related to RMP initialization can allow a local admin privileged attacker to cause misidentification of I/O memory, potentially resulting in a loss of guest memory integrity

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor AMD AMD EPYC™ 8004 Series Processors patch: GenoaPI 1.0.0.Fpatch: GenoaPI 1.0.0.F

How to fix CVE-2025-48509

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-48509. EPSS is 0.14%. Act only if a listed version of AMD AMD EPYC™ 8004 Series Processors is installed.

Which versions are affected?

Compare what you have installed with AMD AMD EPYC™ 8004 Series Processors patch: GenoaPI 1.0.0.F patch: GenoaPI 1.0.0.F. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 10, 2026 · EUVD

    Detected

    Missing Checks in certain functions related to RMP initialization can allow a local admin privileged attacker to cause misidentification of I/O memory, potentially resulting in a loss of guest memory integrity

  2. Feb 11, 2026 · EUVD

    Updated

    Missing Checks in certain functions related to RMP initialization can allow a local admin privileged attacker to cause misidentification of I/O memory, potentially resulting in a loss of guest memory integrity

Sources

  • CVE.orgVulnerability recordCVE-2025-48509

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-48509

    30-day exploitation probability 0.14%

    first.org
  • EUVDVulnerability recordEUVD-2025-207431

    Missing Checks in certain functions related to RMP initialization can allow a local admin privileged attacker to cause misidentification of I/O memory, potentially resulting in a loss of guest memory integrity

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 4, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 3, 2026