CVE-2021-3623
Medium
Description
A flaw was found in libtpms. 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. The highest threat from this vulnerability is to system availability.
SeverityMedium
CVSS6.1
Exploit probability—
Product
Libtpms
PublishedMar 2, 2022
First seenMar 2, 2022
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- libtpms_project libtpms0.6.5, 0.7.8, 0.8.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libtpms_project libtpms | v < 0.6.5, 0.7.0 ≤ v < 0.7.8, 0.8.0 ≤ v < 0.8.4 | 0.6.5, 0.7.8, 0.8.4 |
| redhat enterprise_linux | 8.0 | — |
| fedoraproject fedora | 34 | — |
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