The vulnerability of the hash_digest_key() function in the drivers/crypto/caam/caamalg_qi2.c file of the Linux kernel cryptographic accelerator driver allows a hacker to trigger a service failure.

The vulnerability of the hashdigestkey function in the drivers/crypto/caam/caamalgqi2.c file of the Linux kernel cryptographic accelerator driver is related to insufficient protection of sensitive data. Exploiting this vulnerability could allow an attacker to cause a system failure...

CVE-2026-46291: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - guard HMAC key hex dumps in hashdigestkey Use printhexdumpdevel for dumping sensitive HMAC key bytes in hashdigestkey to avoid leaking secrets at runtime when CONFIGDYNAMICDEBUG is enabled...