CVE-2025-2884HighCVSS 5.3

Cert CC: CVE-2025-2884 Out-of-Bounds read vulnerability in TCG TPM2.0 reference implementation

Published
October 14, 2025
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2025-2884 →

📋 Description

CVE-2025-2884 is regarding a vulnerability in TCG TPM2.0 Reference implementation's CryptHmacSign helper function that is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. CERT/CC created this CVE on their behalf. The documented Windows updates incorporate updates in TCG TPM2.0 Reference implementation which address this vulnerability. Please see CVE-2025-2884 for more information.

🎯 Affected products8

  • Windows 11 Version 22H2 for x64-based Systems
  • Windows 11 Version 23H2 for x64-based Systems
  • Windows 11 Version 24H2 for x64-based Systems
  • Windows 11 Version 25H2 for x64-based Systems
  • Windows 11 version 26H1 for x64-based Systems
  • Windows Server 2022, 23H2 Edition (Server Core installation)
  • Windows Server 2025
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5066835 (Security Update) — fixed build 10.0.26200.6899 KB5077179 (Security Update) — fixed build 10.0.28000.1575 KB5066793 (Security Update) — fixed build 10.0.22621.6060 KB5066835 (Security Update) — fixed build 10.0.26100.6899 KB5066793 (Security Update) — fixed build 10.0.22631.6060 KB5066780 (Security Update) — fixed build 10.0.25398.1913

🔗 References (9)