CVE-2018-15857

CVE Details

Release Date:2018-08-25
Impact:Moderate What is this?

Description


An invalid free in ExprAppendMultiKeysymList in xkbcomp/ast-build.c in xkbcommon before 0.8.1 could be used by local attackers to crash xkbcommon keymap parsers or possibly have unspecified other impact by supplying a crafted keymap file.

See more information about CVE-2018-15857 from MITRE CVE dictionary and NIST NVD


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


CVSS v3 metrics

Base Score: 7.8
Vector String: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version: 3.0
Attack Vector: Local
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 7 (gdm)ELSA-2019-20792019-08-13
Oracle Linux version 7 (libX11)ELSA-2019-20792019-08-13
Oracle Linux version 7 (libxkbcommon)ELSA-2019-20792019-08-13
Oracle Linux version 7 (mesa-libGLw)ELSA-2019-20792019-08-13
Oracle Linux version 7 (xorg-x11-drv-ati)ELSA-2019-20792019-08-13
Oracle Linux version 7 (xorg-x11-drv-vesa)ELSA-2019-20792019-08-13
Oracle Linux version 7 (xorg-x11-drv-wacom)ELSA-2019-20792019-08-13
Oracle Linux version 7 (xorg-x11-server)ELSA-2019-20792019-08-13


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