CVE-2026-93161

Unknown

Last modified

CVE-2026-93161 is a vulnerability of currently unknown severity. 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..

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.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < b9cf42622b30178f554fa74411eec67e02d70411; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < fb1194b78a163cc56bb9480c707fc34b53522359; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < 892f34dc1819cceb8841005a68086710ce3763b6; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < dcaa0f1e86cbcb01f68131ae907b54cf299a3592; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < 9af019e213ada5c3d0d33c515071a1414b6899f3; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < 92e4979e1a770860b26aa3d90cce0c4c6a53833c; >= 5106dfeaeabea73d5132daab1d89d57b57fa98b7, < d41a9fcfb7f9ee36e4a4aaf5e7996bca6be1e7a9
LinuxLinux5.11

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-93161?
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.
How severe is CVE-2026-93161?
Severity scoring for CVE-2026-93161 is pending analysis.
How do I fix CVE-2026-93161?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST