xorg-x11-server before 1.19.5 was missing length validation in XFree86 DRI extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
https://www.debian.org/security/2017/dsa-4000
https://security.gentoo.org/glsa/201711-05
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
https://cgit.freedesktop.org/xorg/xserver/commit/?id=1b1d4c04695dced2463404174b50b3581dbd857b
https://bugzilla.redhat.com/show_bug.cgi?id=1509223
Source: Mitre, NVD
Published: 2018-01-24
Updated: 2024-11-21
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00995