What’s Vulnerable › Vulnerabilities

CVE-2026-64316: crypto: caam - use print_hex_dump_devel to guard key hex dumps

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-25 · updated 2026-10-24

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - use print_hex_dump_devel to guard key hex dumps Use print_hex_dump_devel() for dumping sensitive key material in *_setkey() and gen_split_key() to avoid leaking secrets at runtime when CONFIG_DYNAMIC_DEBUG is enabled.

Affected products

• Linux kernel: from 5.3 before 5.10.261; from 5.11 before 5.15.212; from 5.16 before 6.1.178; from 6.2 before 6.6.145; from 6.7 before 6.12.96; from 6.13 before 6.18.39 — fixed in 5.10.261, 5.15.212, 6.1.178, 6.12.96, 6.18.39, 6.6.145

How to fix

Upgrade to a fixed version: Linux kernel 5.10.261, 5.15.212, 6.1.178, 6.12.96. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/3f57657b6ea23f933371f2c2846322f441773cee
• https://git.kernel.org/stable/c/45c0e3615e5bca5f1fc93357af8d19975c092d4f
• https://git.kernel.org/stable/c/6f7b8e0321f3a8fbbd267d2ac15c671ab59e919e
• https://git.kernel.org/stable/c/8b56ba10105ca34a4b75f7e33d41d96a63815591
• https://git.kernel.org/stable/c/8cf5fb0503129e53052fe29302379cf83891d0fb
• https://git.kernel.org/stable/c/9a53dc0a0ae0486e164e5af3de5f99ab42c5a23e
• https://git.kernel.org/stable/c/cea7302d5d05df74cfb4107897b1ca34163c06b9
• https://git.kernel.org/stable/c/ebd37eef6e4f435e18829c0c0c9ba3a6618cb2dd

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