CVE-2017-15127: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A flaw was found in the hugetlb_mcopy_atomic_pte function in mm/hugetlb.c in the Linux kernel before 4.13. A superfluous implicit page unlock for VM_SHARED hugetlbfs mapping could trigger a local denial of service (BUG).

Affected products

• Linux Linux Kernel: before 4.13 (fixed in 4.13)
• Red Hat Enterprise Linux: version 7.0 only
• Red Hat Enterprise Mrg: version 2.0 only

Published 2018-01-14. Last modified 2026-06-17.