National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-15127 Detail

Current 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).

Source:  MITRE      Last Modified:  01/14/2018      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-15127
Original release date:
01/14/2018
Last revised:
02/01/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
5.5 Medium
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
4.9 MEDIUM
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch; Vendor Advisory External Source MISC http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995
https://access.redhat.com/security/cve/CVE-2017-15127 Third Party Advisory External Source MISC https://access.redhat.com/security/cve/CVE-2017-15127
https://bugzilla.redhat.com/show_bug.cgi?id=1525218 Issue Tracking; Third Party Advisory External Source MISC https://bugzilla.redhat.com/show_bug.cgi?id=1525218
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch; Third Party Advisory External Source MISC https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995

Technical Details

Vulnerability Type (View All)

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