imPC@ndo IT

Tracker / CVE-2018-7740

CVE-2018-7740

Medium 5.5

The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.

Affected products and versions

canonical ubuntu_linux
debian debian_linux
linux linux_kernel · … → 4.15.7
redhat enterprise_linux_desktop
redhat enterprise_linux_server
redhat enterprise_linux_workstation
redhat virtualization_host

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References