Vulnerability Monitor

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CVE-2017-15127

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).

Published

2018-01-14T06:29:00.263

Last Modified

2024-11-21T03:14:07.473

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-460
Type: Secondary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 4.13	Yes
Operating System	redhat	enterprise_linux	7.0	Yes
Operating System	redhat	enterprise_mrg	2.0	Yes

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/102517 ([email protected])
https://access.redhat.com/errata/RHSA-2018:0676 ([email protected])
https://access.redhat.com/errata/RHSA-2018:1062 ([email protected])
https://access.redhat.com/security/cve/CVE-2017-15127 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1525218 Issue Tracking, Third Party Advisory ([email protected])
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch, Third Party Advisory ([email protected])
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/102517 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:0676 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:1062 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/security/cve/CVE-2017-15127 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1525218 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)