crypto: qat - clear AES key schedule from stack
qat_alg_xts_reverse_key() expands the forward XTS AES key on the stack.
That schedule contains key material and can remain in the stack frame.
Clear the temporary crypto_aes_ctx with memzero_explicit() after the copy.
Analysis
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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Linux | Linux | unaffected |
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| Linux | Linux | affected |
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No data.
No data.
No data available yet.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Thu, 17 Sep 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In the Linux kernel, the following vulnerability has been resolved: crypto: qat - clear AES key schedule from stack qat_alg_xts_reverse_key() expands the forward XTS AES key on the stack. That schedule contains key material and can remain in the stack frame. Clear the temporary crypto_aes_ctx with memzero_explicit() after the copy. | |
| Title | crypto: qat - clear AES key schedule from stack | |
| First Time appeared |
Linux
Linux linux Kernel |
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| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
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| References |
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MITRE
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-09-17T16:11:55.212Z
Reserved: 2026-09-17T16:02:15.089Z
Link: CVE-2026-93161
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-09-17T17:18:11.533
Modified: 2026-09-17T17:18:11.533
Link: CVE-2026-93161
Redhat
No data.
OpenCVE Enrichment
No data.
No weakness.