CVEvulnerability

CVE-2018-8781

7.8 HIGH Published 2018-04-23 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-04-23
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-190

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.

Affected configurations

• linux linux kernel (>= 3.4 < 3.16.57) • linux linux kernel (>= 3.17 < 3.18.103) • linux linux kernel (>= 3.19 < 4.1.52) • linux linux kernel (>= 4.2 < 4.4.125) • linux linux kernel (>= 4.5 < 4.9.91) • linux linux kernel (>= 4.10 < 4.14.31) • linux linux kernel (>= 4.15 < 4.15.14) • canonical ubuntu linux 12.04 • canonical ubuntu linux 14.04 • canonical ubuntu linux 16.04 • canonical ubuntu linux 17.10 • debian debian linux 7.0 • debian debian linux 8.0 • debian debian linux 9.0 • redhat enterprise linux desktop 7.0 • redhat enterprise linux server 7.0 • redhat enterprise linux workstation 7.0

Related

Weakness · CWE (1)

  • CWE-190 Integer Overflow or Wraparound weakness

References