VULNERABILITY INTELLIGENCE

CVE-2018-8781

CVSS score7.8 HIGH
EPSS probability0.49%
CISA KEVNot currently listed
Published2018-04-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The udl_fb_mmap function in drivers/gpu/drm/udl/udl_fb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing local users with access to the udldrmfb driver to obtain full read and write permissions on kernel physical pages, resulting in a code execution in kernel space.

Weakness classification

  • CWE-190: Integer Overflow or Wraparound

Primary references