CVE-2026-93161

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.

References

• https://git.kernel.org/stable/c/892f34dc1819cceb8841005a68086710ce3763b6
• https://git.kernel.org/stable/c/92e4979e1a770860b26aa3d90cce0c4c6a53833c
• https://git.kernel.org/stable/c/9af019e213ada5c3d0d33c515071a1414b6899f3
• https://git.kernel.org/stable/c/b9cf42622b30178f554fa74411eec67e02d70411
• https://git.kernel.org/stable/c/d41a9fcfb7f9ee36e4a4aaf5e7996bca6be1e7a9