CVE-2026-31697

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp: Don't attempt to copy ID to userspace if PSP command failed When retrieving the ID for the CPU, don't attempt to copy the ID blob to userspace if the firmware command failed. If the failure was due to an invalid...

CVE-2026-31698

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp: Don't attempt to copy PDH cert to userspace if PSP command failed When retrieving the PDH cert, don't attempt to copy the blobs to userspace if the firmware command failed. If the failure was due to an invalid length...

CVE-2026-31697

The CVE-2026-31697 entry concerns the Linux kernel crypto: ccp driver. The issue arises when retrieving the CPU ID: if the firmware command fails (notably with an invalid length), copying the firmware ID to userspace can overflow a kernel buffer and leak data to userspace. Public reports describe...

Linux Distros Unpatched Vulnerability : CVE-2025-38581

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - crypto: ccp - Fix crash when rebind ccp device for ccp.ko When CONFIGCRYPTODEVCCPDEBUGFS is enabled, rebinding the ccp device causes the following crash: $ echo...

CVE-2025-38581

CVE-2025-38581 affects the Linux kernel crypto CCP driver. When CONFIG_CRYPTO_DEV_CCP_DEBUGFS is enabled, rebinding the CCP device could crash the kernel due to a NULL-dereference in debugfs setup. The connected Unity Linux/UTSA advisory notes a patch that fixes this by setting ccp_debugfs_dir to...