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 algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0

CVSS 3.1

6.6CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2025-06-10

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

References

• https://github.com/stefanberger/libtpms/commit/04b2d8e9afc0a9b6bffe562a23e58c0de11532d1
• https://trustedcomputinggroup.org/about/security/
• https://trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v1_pub.pdf
• https://trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf
• https://www.cve.org/CVERecord?id=CVE-2025-49133

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