Home/CVE/xorg-x11-server before 1.19.5 was missing length validation in RENDER extension allowing malicious X client to cause X s
CVE

CVE-2017-12187

xorg-x11-server before 1.19.5 was missing length validation in RENDER extension allowing malicious X client to cause X s

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

CRITICAL · CVSS 9.8 EPSS 0.00843
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-391Unchecked Error Condition
▤

Affected Products & Versions

2
debian linuxall versions
x.org x server< 1.19.5
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD24 Jan 2018 · 03:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:11525-1
suse-csafSUSE-SU-2017:3047-1
suse-csafSUSE-SU-2017:3025-1
usnUSN-3456-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1509217Issue TrackingPatchThird Party Advisory
https://cgit.freedesktop.org/xorg/xserver/commit/?id=cad5a1050b7184d828aef9c1dd151c3ab649d37ePatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2017/dsa-4000Third Party Advisory
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