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 Erra…
Medium CVSS 6.6
Summary
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
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Lint boundary warnings (4)
The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).
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REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://trustedcomputinggroup.org/about/security/ -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v1_pub.pdf -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01209.html
Sources
- NVD DATABASE
Original Links
- 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
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01209.html
- https://www.kb.cert.org/vuls/id/282450
- https://cert-portal.siemens.com/productcert/html/ssa-628843.html
Timeline
- nvd_ingest NVD