CVE catalog
CVE-2026-6726
An information leakage vulnerability was reported in the TCG TPM 2.0 reference code that could allow a local attacker with elevated privileges to obtain a credential from a TPM-aware CA for a falsifie
- Severity
- High · CVSS 7.9
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.19% · Oct 25, 2026
An information leakage vulnerability was reported in the TCG TPM 2.0 reference code that could allow a local attacker with elevated privileges to obtain a credential from a TPM-aware CA for a falsified TPM key (such as an Attestation Key, DevID Key or TLS authentication key) and falsify other TPM 2.0 attestations with this key. See also TCG VRT0010.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | libtpms | sid | 0.10.2-5 | fixed |
| Debian | libtpms | forky | 0.10.2-5 | fixed |
| Debian | libtpms | trixie | 0.9.2-3.2 | fixed |
| Debian | libtpms | bookworm | 0.9.2-3.1+deb12u1 | fixed |
| Debian | libtpms | bookworm-security | 0.9.2-3.1~deb12u1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libtpms | source | sid | 0.9.1-1 | not yet assigned | Not reported | Not reported |
| Debian | libtpms | source | forky | 0.9.1-1 | not yet assigned | Not reported | Not reported |
| Debian | libtpms | source | trixie | 0.9.1-1 | not yet assigned | Not reported | Not reported |
| Debian | libtpms | source | bookworm | 0.9.1-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libtpms0]Fixed
Source package: [libtpms]
Details (4)
0.9.2-3.1+deb12u1· amd64 · bookwormFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1+deb12u1· arm64 · bookwormFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
- [libtpms-dev]Fixed
Source package: [libtpms]
Details (4)
0.9.2-3.1+deb12u1· amd64 · bookwormFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1+deb12u1· arm64 · bookwormFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
0.9.2-3.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
0.9.1-1nvd · libtpms · debian · bookworm; nvd · libtpms · debian · 12
[Debian 13 (Trixie)]
- [libtpms0]Fixed
Source package: [libtpms]
Details (2)
0.9.2-3.2· amd64 · trixieFixed · Fixed:
0.9.1-1nvd · libtpms · debian · 13
0.9.2-3.2· arm64 · trixieFixed · Fixed:
0.9.1-1nvd · libtpms · debian · 13
- [libtpms-dev]Fixed
Source package: [libtpms]
Details (2)
0.9.2-3.2· amd64 · trixieFixed · Fixed:
0.9.1-1nvd · libtpms · debian · 13
0.9.2-3.2· arm64 · trixieFixed · Fixed:
0.9.1-1nvd · libtpms · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-6726]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-6726]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-6726]
- [https://security-tracker.debian.org/tracker/CVE-2026-6726]
- [https://trustedcomputinggroup.org/resource/errata-for-tpm-library-specification-2-0/]
- [https://trustedcomputinggroup.org/wp-content/uploads/Extended-vrt0010-11-guidance_V1.pdf]
- [https://trustedcomputinggroup.org/wp-content/uploads/VRT0010-Advisory_Final-1.pdf]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2756.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database]