CVE-2026-64559

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.

CVSS Vector

References

• https://git.kernel.org/stable/c/0a9e34ccbe772b8f321388cdbdf4f22b94e513e7
• https://git.kernel.org/stable/c/693bf91d4db134f9b1c2840c8e287eee3d993bac
• https://git.kernel.org/stable/c/7e7e03848c918aa0acad5ffd75d929e3afec1554
• https://git.kernel.org/stable/c/b3d4ab2d7df9426f7f1d3671d7e2108f2ca6e970