Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package virt:av/libtpms-debugsource (opens in a new tab)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.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-RHEL8-VIRT-4433973
- published1 Mar 2023
- disclosed28 Feb 2023
Introduced: 28 Feb 2023
CVE-2023-1017 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream virt:av/libtpms-debugsource package and not the virt:av/libtpms-debugsource package as distributed by RHEL.
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.
References
- https://access.redhat.com/security/cve/CVE-2023-1017
- https://trustedcomputinggroup.org/resource/errata-for-tpm-library-specification-2-0/
- https://www.kb.cert.org/vuls/id/782720
- https://kb.cert.org/vuls/id/782720
- https://trustedcomputinggroup.org/about/security/
- https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT0007-Advisory-FINAL.pdf