CVE-2026-99221
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: keys/trusted_keys: return immediately after TPM unseal failure trusted_tpm_unseal() proceeds to pcrlock() when the TPM unseal operation fails. If pcrlock() succeeds, its return value overwrites the unseal error, causing key instantiation to succeed. Return immediately when unseal fails to preserve the original error.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedNov 2, 2026
First seenNov 4, 2026
How to fix
Update
- Linux Linux4876f09ce222e140a73aad950882b3605440c935, 2d92a0f87c338a08367aff05edd1ade86da4ac8d, 234d09bb3b3d84851d4b3246272addc30f3353eb, 6e359d8cb8580b9874801dea930086effd4d9c62, e55d48f21f591a9fe80d26b5fbd1912ea725d9e6, 63b19ec2863b2cb5279b746ecd3d6210b1a93945, ed697a5f667435bbb1cedbe5bd9f300de645047d, f92d0ccb05bf9089072cb067dda0dffd5394c4ef or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < 4876f09ce222e140a73aad950882b3605440c935, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < 2d92a0f87c338a08367aff05edd1ade86da4ac8d, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < 234d09bb3b3d84851d4b3246272addc30f3353eb, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < 6e359d8cb8580b9874801dea930086effd4d9c62, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < e55d48f21f591a9fe80d26b5fbd1912ea725d9e6, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < 63b19ec2863b2cb5279b746ecd3d6210b1a93945, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < ed697a5f667435bbb1cedbe5bd9f300de645047d, 5d0682be318910e028bdf57c90a1695ffc34be37 ≤ v < f92d0ccb05bf9089072cb067dda0dffd5394c4ef, 5.13 | 4876f09ce222e140a73aad950882b3605440c935, 2d92a0f87c338a08367aff05edd1ade86da4ac8d, 234d09bb3b3d84851d4b3246272addc30f3353eb, 6e359d8cb8580b9874801dea930086effd4d9c62, e55d48f21f591a9fe80d26b5fbd1912ea725d9e6, 63b19ec2863b2cb5279b746ecd3d6210b1a93945, ed697a5f667435bbb1cedbe5bd9f300de645047d, f92d0ccb05bf9089072cb067dda0dffd5394c4ef |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.