Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package libtpms (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-LIBTPMS-11455585
- published5 Aug 2025
- disclosed28 Feb 2023
Introduced: 28 Feb 2023
CVE-2023-1018 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libtpms package and not the libtpms package as distributed by RHEL.
An out-of-bounds read vulnerability exists in TPM2.0's Module Library allowing a 2-byte read past the end of a TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can read or access sensitive data stored in the TPM.
References
- https://access.redhat.com/security/cve/CVE-2023-1018
- https://trustedcomputinggroup.org/resource/errata-for-tpm-library-specification-2-0/
- https://kb.cert.org/vuls/id/782720
- https://trustedcomputinggroup.org/about/security/
- https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT0007-Advisory-FINAL.pdf
- https://www.kb.cert.org/vuls/id/782720