CVE-2018-20669

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: Mar 21, 2019
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

CVE-2018-206715.5load_specific_debug_section in objdump.c in GNU Binutils through 2.31.1 contains an integer overflow vulnerability that can trigger a heap-b CVE-2018-206735.5The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, contains an integer overflow vulnerab CVE-2018-206748.8D-Link DIR-822 C1 before v3.11B01Beta, DIR-822-US C1 before v3.11B01Beta, DIR-850L A* before v1.21B08Beta, DIR-850L B* before v2.22B03Beta, CVE-2018-206759.8D-Link DIR-822 C1 before v3.11B01Beta, DIR-822-US C1 before v3.11B01Beta, DIR-850L A* before v1.21B08Beta, DIR-850L B* before v2.22B03Beta, CVE-2018-206766.1In Bootstrap before 3.4.0, XSS is possible in the tooltip data-viewport attribute.CVE-2018-206776.1In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.CVE-2018-206788.8LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a CVE-2018-206797.5An issue was discovered in BusyBox before 1.30.0. An out of bounds read in udhcp components (consumed by the DHCP server, client, and relay)CVE-2018-206804.8Frog CMS 0.9.5 has XSS in the admin/?/page/edit/1 body field.CVE-2018-206816.1mate-screensaver before 1.20.2 in MATE Desktop Environment allows physically proximate attackers to view screen content and possibly control CVE-2018-206825.4Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).CVE-2018-206838.1commands/rsync in Gitolite before 3.6.11, if .gitolite.rc enables rsync, mishandles the rsync command line, which allows attackers to have a