CVE-2024-29038: tpm2-tools is the source repository for the Trusted Platform Module (TPM2.0) tools

Routine

MEDIUM 4.3UPGRADE

CVE-2024-29038 is a medium-severity flaw (CVSS 4.3) affecting tpm2-tools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

tpm2-tools is the source repository for the Trusted Platform Module (TPM2.0) tools. A malicious attacker can generate arbitrary quote data which is not detected by `tpm2 checkquote`. This issue was patched in version 5.7.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-1283, CWE-1390
Published	2024-06-28
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: tpm2-tools project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-06-28 14:15 UTCPublished CVE record published
2026-06-17 07:22 UTCUpdated Record last modified

tpm2-tools project tpm2-tools UPGRADE

Affected: >= 4.1 and < 5.5.1 · > 5.6.1 and < 5.7

Fixed in: 5.5.1, 5.7

Safe to downgrade to: a release before 4.1

1. Check installed version

apt-cache policy tpm2-tools || rpm -q tpm2-tools || tpm2-tools --version

2. UPGRADE to 5.5.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tpm2-tools

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tpm2-tools

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 4.1 (Debian / Ubuntu)

apt-cache madison tpm2-tools sudo apt install tpm2-tools=<VERSION_BEFORE_4.1> sudo apt-mark hold tpm2-tools

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tpm2-tools sudo dnf downgrade tpm2-tools-<VERSION_BEFORE_4.1> sudo dnf versionlock add tpm2-tools

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-29038?

tpm2-tools: upgrade to 5.5.1, 5.7. Exact commands for each OS are on this page.

Is CVE-2024-29038 being exploited?

CVE-2024-29038 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-29038 affect?

CVE-2024-29038 affects tpm2-tools. Severity is medium (CVSS 4.3). tpm2-tools is the source repository for the Trusted Platform Module (TPM2.0) tools. A malicious attacker can generate arbitrary quote data which is not detected by `tpm2 checkquote`. This issue was patched in version 5.7.

How urgent is CVE-2024-29038?

Priority 28/100. Public exploit reference

Related CVEs

CVE-2024-29039 CRITICAL 9.0 UPGRADE tpm2 is the source repository for the Trusted Platform Module (TPM2.0) tools

References

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