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 for TCG standard TPM2.0
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (14.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000
Affected products
- Trusted Computing Group Tpm2.0 — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- trustedcomputinggroup.org/about/security/
- trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v…
- trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf
- github.com/stefanberger/libtpms/commit/04b2d8e9afc0a9b6bffe562a23e58c0de11532d1
- www.cve.org/CVERecord
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
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.