Related Vulnerabilities: CVE-2021-3623  

A security issue was found in libtpms before version 0.8.4. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read.

Severity Medium

Remote No

Type Information disclosure

Description

A security issue was found in libtpms before version 0.8.4. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read.

AVG-2108 libtpms 0.8.3-1 Medium Vulnerable

https://bugzilla.redhat.com/show_bug.cgi?id=1976806
https://github.com/stefanberger/libtpms/pull/223
https://github.com/stefanberger/libtpms/pull/225
https://github.com/stefanberger/libtpms/commit/f16250b35aff6995e540143a9858c9cf0d1f9573
https://github.com/stefanberger/libtpms/commit/3ef9b26cb9f28bd64d738bff9505a20d4eb56acd
https://github.com/stefanberger/libtpms/commit/5cc98a62dc6f204dcf5b87c2ee83ac742a6a319b