CVE-2017-12186

xorg-x11-server before 1.19.5 was missing length validation in X-Resource extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.

Score

CVSS 3.0 9.8 Critical

Status

Modified - secalert@redhat.com

Published

2018-01-24

Last modified

2024-09-17

Weaknesses

CWE-20, CWE-391

Affected products

• Debian Linux (Debian)
• Xorg-x11-server (The X.org Foundation)
• X Server (X.org)

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1509216
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=cad5a1050b7184d828aef9c1dd151c3ab649d37e
• https://www.debian.org/security/2017/dsa-4000