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: Jan 14, 2018
Updated: Apr 13, 2023
CVE: CVE-2017-15127
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 5.5
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

Severity: Low
Score: 4.9
AV:L/AC:L/Au:N/C:N/I:N/A:C

CWEs:

CWE-460

Affected Software
References

Software	From	Fixed in
linux / linux_kernel	-	4.13
redhat / enterprise_linux	7.0	7.0.x
redhat / enterprise_mrg	2.0	2.0.x

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995
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-2017-15127
https://bugzilla.redhat.com/show_bug.cgi?id=1525218
https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995

Vulnerability Database

289,599

CVE-2017-15127