CVE Details

Release Date:2018-04-23


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.

See more information about CVE-2018-8781 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 7.8 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 6 (dtrace-modules-3.8.13-118.22.1.el6uek)ELSA-2018-41642018-07-10
Oracle Linux version 6 (kernel-uek)ELSA-2018-41642018-07-10
Oracle Linux version 7 (dtrace-modules-3.8.13-118.22.1.el7uek)ELSA-2018-41642018-07-10
Oracle Linux version 7 (kernel)ELSA-2018-30832018-11-05
Oracle Linux version 7 (kernel-uek)ELSA-2018-41642018-07-10
Oracle VM version 3.3 (kernel-uek)OVMSA-2018-02372018-07-10

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team