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HIGH

TPM2.0 vulnerable to out-of-bounds write

Published Feb 28, 2023

Description

An out-of-bounds write vulnerability exists in TPM2.0's Module Library allowing writing of a 2-byte data past the end of TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can lead to denial of service (crashing the TPM chip/process or rendering it unusable) and/or arbitrary code execution in the TPM context.

Affected products

Remediation

No remediation recorded yet.

References (8)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner certcc
Published Feb 28, 2023
Updated Nov 4, 2025
Reserved Feb 24, 2023
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity Moderate
Public date Feb 28, 2023