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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-64559

s390/pkey: Check length in PKEY_VERIFYPROTK ioctl

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Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 8fcc231ce3bea12b78bb94b280cdc03cff342435 to < 0a9e34ccbe772b8f321388cdbdf4f22b94e513e7affected
  • 8fcc231ce3bea12b78bb94b280cdc03cff342435 to < 693bf91d4db134f9b1c2840c8e287eee3d993bacaffected
  • 8fcc231ce3bea12b78bb94b280cdc03cff342435 to < 7e7e03848c918aa0acad5ffd75d929e3afec1554affected
  • 8fcc231ce3bea12b78bb94b280cdc03cff342435 to < b3d4ab2d7df9426f7f1d3671d7e2108f2ca6e970affected

Linux Linux

Default version status: affected

  • 6.12affected
  • 0 to < 6.12unaffected
  • 6.12.97 to ≤ 6.12.*unaffected
  • 6.18.40 to ≤ 6.18.*unaffected
  • 7.1.5 to ≤ 7.1.*unaffected
  • 7.2 to ≤ *unaffected

References