Out-of-bounds Read in Trusted Computing Group Tpm2.0

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…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (9.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-2884?
CVE-2025-2884 is a medium-severity vulnerability in Trusted Computing Group Tpm2.0, classified under Out-of-bounds Read. CVSS score: 6.6/10. Published 2025-06-10.
How severe is CVE-2025-2884?
Medium severity. CVSS v3 base score is 6.6 out of 10.
Is CVE-2025-2884 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.