medium6.1
CVE-2021-3623
A flaw was found in libtpms.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libtpms Project | Libtpms | before 0.6.5 from 0.7.0 before 0.7.8 from 0.8.0 before 0.8.4 |
| Redhat | Enterprise Linux | Version 8.0 |
| Fedoraproject | Fedora | Version 34 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1976806
- https://github.com/stefanberger/libtpms/commit/2e6173c
- https://github.com/stefanberger/libtpms/commit/2f30d62
- https://github.com/stefanberger/libtpms/commit/7981d9a
- https://github.com/stefanberger/libtpms/pull/223
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7KZSYMTE7Z4BBEZUWO2DIMQDWMGEP46/
- https://bugzilla.redhat.com/show_bug.cgi?id=1976806
- https://github.com/stefanberger/libtpms/commit/2e6173c
- https://github.com/stefanberger/libtpms/commit/2f30d62
- https://github.com/stefanberger/libtpms/commit/7981d9a
- https://github.com/stefanberger/libtpms/pull/223
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7KZSYMTE7Z4BBEZUWO2DIMQDWMGEP46/