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Vulnerabilities

Vulnerability · CVE-2025-2884

TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's

Published Jun 10, 2025 · catalog updated Oct 15, 2026 · Trusted Computing Group TPM2.0

Check if you run it

No confirmed exploitation is on record for CVE-2025-2884. EPSS is 0.26%. Act only if a listed version of Trusted Computing Group TPM2.0 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.26%
Remediation
Version ranges on file
Affected products
vendor Trusted Computing Group TPM2.0 0 <1.83

TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

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 Trusted Computing Group TPM2.0 0 <1.830 <1.83

How to fix CVE-2025-2884

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-2025-2884. EPSS is 0.26%. Act only if a listed version of Trusted Computing Group TPM2.0 is installed.

Which versions are affected?

Compare what you have installed with Trusted Computing Group TPM2.0 0 <1.83 0 <1.83. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.26%. 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.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 10, 2025 · NIST NVD

    Detected

    TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

  2. Oct 15, 2026 · NIST NVD

    Updated

    TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

Sources

  • CVE.orgVulnerability recordCVE-2025-2884

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-2884

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-17717

    TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

    euvd.enisa.europa.eu
  • NIST NVDVulnerability recordCVE-2025-2884

    TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.