CVE-2017-15127

Name: CVE-2017-15127
Creator: NVD / NIST
Published: 2018-01-14T06:29:00.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.38%

Last modified Jun 17, 2026

CVE-2017-15127 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

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).

Metrics

EPSS Probability

0.38%

29.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-460

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 4.13
Redhat	Enterprise Linux	7.0
Redhat	Enterprise Mrg	2.0

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995Patch, Vendor Advisory
http://www.securityfocus.com/bid/102517
https://access.redhat.com/errata/RHSA-2018:0676
https://access.redhat.com/errata/RHSA-2018:1062
https://access.redhat.com/security/cve/CVE-2017-15127Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1525218Issue Tracking, Third Party Advisory
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995Patch, Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995Patch, Vendor Advisory
http://www.securityfocus.com/bid/102517
https://access.redhat.com/errata/RHSA-2018:0676
https://access.redhat.com/errata/RHSA-2018:1062
https://access.redhat.com/security/cve/CVE-2017-15127Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1525218Issue Tracking, Third Party Advisory
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995Patch, Third Party Advisory

Timeline

Published: Jan 14, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-15127?

How severe is CVE-2017-15127?

Severity scoring for CVE-2017-15127 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2017-15127?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-15127?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST