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).
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a Linux kernel before 4.13
Linux kernel before 4.13affected
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5af10dfd0afc559bb4b0f7e3e8227a1578333995 ↗
- https://access.redhat.com/errata/RHSA-2018:1062 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1525218 ↗
- https://access.redhat.com/errata/RHSA-2018:0676 ↗
- https://github.com/torvalds/linux/commit/5af10dfd0afc559bb4b0f7e3e8227a1578333995 ↗
- https://access.redhat.com/security/cve/CVE-2017-15127 ↗
- http://www.securityfocus.com/bid/102517 ↗