A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting…

Code

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Timeline

Detection, updates, and resolution for this record.

1. Apr 27, 2026 · NIST NVD

   Detected

   A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.

2. Oct 14, 2026 · NIST NVD

   Updated

   A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.

Sources

• CVE.orgVulnerability recordCVE-2025-54505

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2025-54505

  30-day exploitation probability 0.2%

  first.org
• NIST NVDVulnerability recordCVE-2025-54505

  A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.

  nvd.nist.gov

References

• Reference · xenbits.xen.org
• Reference · amd.com