CVE-2026-99221
keys/trusted_keys: return immediately after TPM unseal failure
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Nov 2, 2026 |
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Affected Versions
Linux / Linux
5d0682be318910e028bdf57c90a1695ffc34be37 < 4876f09ce222e140a73aad950882b3605440c935 5d0682be318910e028bdf57c90a1695ffc34be37 < 2d92a0f87c338a08367aff05edd1ade86da4ac8d 5d0682be318910e028bdf57c90a1695ffc34be37 < 234d09bb3b3d84851d4b3246272addc30f3353eb 5d0682be318910e028bdf57c90a1695ffc34be37 < 6e359d8cb8580b9874801dea930086effd4d9c62 5d0682be318910e028bdf57c90a1695ffc34be37 < e55d48f21f591a9fe80d26b5fbd1912ea725d9e6 5d0682be318910e028bdf57c90a1695ffc34be37 < 63b19ec2863b2cb5279b746ecd3d6210b1a93945 5d0682be318910e028bdf57c90a1695ffc34be37 < ed697a5f667435bbb1cedbe5bd9f300de645047d
Linux / Linux
5.13
References
git.kernel.org: https://git.kernel.org/stable/c/4876f09ce222e140a73aad950882b3605440c935 git.kernel.org: https://git.kernel.org/stable/c/2d92a0f87c338a08367aff05edd1ade86da4ac8d git.kernel.org: https://git.kernel.org/stable/c/234d09bb3b3d84851d4b3246272addc30f3353eb git.kernel.org: https://git.kernel.org/stable/c/6e359d8cb8580b9874801dea930086effd4d9c62 git.kernel.org: https://git.kernel.org/stable/c/e55d48f21f591a9fe80d26b5fbd1912ea725d9e6 git.kernel.org: https://git.kernel.org/stable/c/63b19ec2863b2cb5279b746ecd3d6210b1a93945 git.kernel.org: https://git.kernel.org/stable/c/ed697a5f667435bbb1cedbe5bd9f300de645047d