Security Advisory

CVE-2026-64559

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-29 16:31:22

Last updated 2026-07-29 16:31:22

Assigner Linux

CVSS score not scored

State PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Check length in PKEY_VERIFYPROTK ioctl Explicitly check the buffer length request structure provided by user-space and fail, if it exceeds the buffer size.

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