In the Linux kernel, the following vulnerability has been resolved: crypto: aead,cipher - zeroize key buffer after use I.G 9.7.B for FIPS 140-3 specifies that variables temporarily holding cryptographic information should be zeroized once they are no longer needed. Accomplish this by using kfree_sensitive for buffers that previously held the private key.
https://git.kernel.org/stable/c/f58679996a831754a356974376f248aa0af2eb8e
https://git.kernel.org/stable/c/b502d4a08875ea2b4ea5d5b28dc7c991c8b90cfb
https://git.kernel.org/stable/c/9db8c299a521813630fcb4154298cb60c37f3133
https://git.kernel.org/stable/c/71dd428615375e36523f4d4f7685ddd54113646d
https://git.kernel.org/stable/c/28c8d274848feba552e95c5c2a7e3cfe8f15c534
https://git.kernel.org/stable/c/23e4099bdc3c8381992f9eb975c79196d6755210