CVE-2026-98221
KEYS: trusted: Fix tpm2_load_cmd() boundary check
No known exploitation. EPSS puts it in the 6th percentile. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- LinuxAffected: ≥ f2219745250f388edacabe6cca73654131c67d0a, < cc86227fea28aed86c1fb52a884560b4440da198Upgrade to: cc86227fea28aed86c1fb52a884560b4440da198Affected: ≥ f2219745250f388edacabe6cca73654131c67d0a, < b020b447338872440142fe8a57350a483da86b7aUpgrade to: b020b447338872440142fe8a57350a483da86b7aAffected: ≥ f2219745250f388edacabe6cca73654131c67d0a, < 3fd487c69ad3161e358c33c170bab0cf02a071b7Upgrade to: 3fd487c69ad3161e358c33c170bab0cf02a071b7Affected: ≥ f2219745250f388edacabe6cca73654131c67d0a, < 5afa57ea91481c6c49f194b0f5a5c4d96a4d7348Upgrade to: 5afa57ea91481c6c49f194b0f5a5c4d96a4d7348 + 3 more branchesStated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix tpm2_load_cmd() boundary check tpm2_load_cmd() does boundary checks against the ASN.1 size i.e., payload->blob_len. Address this by passing the decoded blob size to tpm2_load_cmd(), and use it for the boundary checks.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 6th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
2 events over 0 days, from the signal feeds we watch.
- Publishedrecord updated
Affected products
Sources
References in the record
- git.kernel.org/stable/c/114f00d738f15dd8c7318369edcdc53dd6d08763
- git.kernel.org/stable/c/134825dfc971fbf2b1d0f58f0b3bce8332ad0afb
- git.kernel.org/stable/c/3fd487c69ad3161e358c33c170bab0cf02a071b7
And 4 more references. See all after sign-in
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