CVE-2017-15127

Medium

Description

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).

SeverityMedium

CVSS5.5

Exploit probability—

Product

Linux Kernel

PublishedJan 14, 2018

First seenJan 14, 2018

Weakness typeCWE-460CWE-460

How to fix

Update

linux linux_kernel4.13 or later

Vendor advisories

access.redhat.com/errata/RHSA-2018:1062
access.redhat.com/errata/RHSA-2018:0676

Affected products

Product	Affected versions	Fixed in
linux linux_kernel	v < 4.13	4.13
redhat enterprise_linux	7.0	—
redhat enterprise_mrg	2.0	—

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