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CVE-2018-7740

CVSS v3.0 5.5 (Medium)
55% Progress
CVSS v2.0 4.9 (Medium)
49% Progress
EPSS 0.04 % (5th)
0.04% Progress
Affected Products 7
Advisories 11
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2018-03-07 08:29:00
(6 years ago)
Updated Date
2019-03-18 19:31:01
(5 years ago)

Affected Products

Canonical

Debian

Linux

Redhat

Configuration #1

    CPE23 From Up To
  Linux Kernel 4.15.7 and prior versions cpe:2.3:o:linux:linux_kernel <= 4.15.7

Configuration #2

    CPE23 From Up To
  Redhat Virtualization Host 4.0 cpe:2.3:a:redhat:virtualization_host:4.0
  Canonical Ubuntu Linux 14.04 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts
  Debian Linux 7.0 cpe:2.3:o:debian:debian_linux:7.0
  Debian Linux 8.0 cpe:2.3:o:debian:debian_linux:8.0
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0
  Redhat Enterprise Linux Desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
  Redhat Enterprise Linux Server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0
  Redhat Enterprise Linux Workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0