The GLX extension in XFree86 4.0, X.Org X Window System (aka X11 or X) X11R6.7, and X.Org Server (aka xserver and xorg-server) before 1.16.…

published 2014-12-10 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-7945

cvss: 6.5; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 5.2%; EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits: 0; none known

The GLX extension in XFree86 4.0, X.Org X Window System (aka X11 or X) X11R6.7, and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length or index value to the (1) __glXDisp_Render, (2) __glXDisp_RenderLarge, (3) __glXDispSwap_VendorPrivate, (4) __glXDispSwap_VendorPrivateWithReply, (5) set_client_info, (6) __glXDispSwap_SetClientInfoARB, (7) DoSwapInterval, (8) DoGetProgramString, (9) DoGetString, (10) __glXDispSwap_RenderMode, (11) __glXDisp_GetCompressedTexImage, (12) __glXDispSwap_GetCompressedTexImage, (13) __glXDisp_FeedbackBuffer, (14) __glXDispSwap_FeedbackBuffer, (15) __glXDisp_SelectBuffer, (16) __glXDispSwap_SelectBuffer, (17) __glXDisp_Flush, (18) __glXDispSwap_Flush, (19) __glXDisp_Finish, (20) __glXDispSwap_Finish, (21) __glXDisp_ReadPixels, (22) __glXDispSwap_ReadPixels, (23) __glXDisp_GetTexImage, (24) __glXDispSwap_GetTexImage, (25) __glXDisp_GetPolygonStipple, (26) __glXDispSwap_GetPolygonStipple, (27) __glXDisp_GetSeparableFilter, (28) __glXDisp_GetSeparableFilterEXT, (29) __glXDisp_GetConvolutionFilter, (30) __glXDisp_GetConvolutionFilterEXT, (31) __glXDisp_GetHistogram, (32) __glXDisp_GetHistogramEXT, (33) __glXDisp_GetMinmax, (34) __glXDisp_GetMinmaxEXT, (35) __glXDisp_GetColorTable, (36) __glXDisp_GetColorTableSGI, (37) GetSeparableFilter, (38) GetConvolutionFilter, (39) GetHistogram, (40) GetMinmax, or (41) GetColorTable function.

Patch / fix

distros 3 links 1

debian ubuntu red hat

xorg-server Debian 14, Debian 13, Debian 12 2:1.16.2.901-1

debian advisories DEBIAN-CVE-2014-8098

xorg-server Ubuntu 14.04 LTS 2:1.15.1-0ubuntu2.4
nvidia-graphics-drivers-304 Ubuntu 14.04 LTS 304.125-0ubuntu0.0.1
nvidia-graphics-drivers-331 Ubuntu 14.04 LTS 331.113-0ubuntu0.0.4
nvidia-graphics-drivers-304-updates Ubuntu 14.04 LTS 304.125-0ubuntu0.0.1
nvidia-graphics-drivers-331-updates Ubuntu 14.04 LTS 331.113-0ubuntu0.0.4

ubuntu advisories UBUNTU-CVE-2014-8098

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

xorg-x11-server RHEL 6 1.15.0-25.el6_6
xorg-x11-server RHEL 7 1.15.0-7.el7_0.3
xorg-x11-server-Xdmx RHEL 6 1.15.0-25.el6_6
xorg-x11-server-Xdmx RHEL 7 1.15.0-7.el7_0.3
xorg-x11-server-Xorg RHEL 6 1.15.0-25.el6_6
xorg-x11-server-Xorg RHEL 7 1.15.0-7.el7_0.3
xorg-x11-server-Xvfb RHEL 6 1.15.0-25.el6_6
xorg-x11-server-Xvfb RHEL 7 1.15.0-7.el7_0.3

red hat advisories RHSA-2014:1983 RHSA-2014:1982

x.org/wiki/Development/Security/Advisory-2014-12-09/ advisory

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8098 updated 2026-06-27 cvss 7.4

xorg-x11-server: out of bounds access due to not validating length or offset values in GLX extension

Red Hat Enterprise Linux (v. 5 server) xorg-x11-server 1.1.1-48.107.el5_11, xorg-x11-server-sdk 1.1.1-48.107.el5_11, xorg-x11-server-Xdmx 1.1.1-48.107.el5_11, xorg-x11-server-Xorg 1.1.1-48.107.el5_11, xorg-x11-server-Xvfb 1.1.1-48.107.el5_11, xorg-x11-server-Xnest 1.1.1-48.107.el5_11, +2 more
fixed: vendor fix RHSA-2014:1982
Red Hat Enterprise Linux Client (v. 7) xorg-x11-server 1.15.0-7.el7_0.3, xorg-x11-server-Xorg 1.15.0-7.el7_0.3, xorg-x11-server-common 1.15.0-7.el7_0.3, xorg-x11-server-Xephyr 1.15.0-7.el7_0.3 Red Hat Enterprise Linux Client Optional (v. 7) xorg-x11-server-Xdmx 1.15.0-7.el7_0.3, xorg-x11-server-Xvfb 1.15.0-7.el7_0.3, xorg-x11-server-Xnest 1.15.0-7.el7_0.3, xorg-x11-server-source 1.15.0-7.el7_0.3 Red Hat Enterprise Linux ComputeNode Optional (v. 7) xorg-x11-server 1.15.0-7.el7_0.3, xorg-x11-server-Xdmx 1.15.0-7.el7_0.3, xorg-x11-server-Xorg 1.15.0-7.el7_0.3, xorg-x11-server-Xvfb 1.15.0-7.el7_0.3, xorg-x11-server-Xnest 1.15.0-7.el7_0.3, xorg-x11-server-common 1.15.0-7.el7_0.3, +2 more
fixed: vendor fix RHSA-2014:1983
Red Hat Enterprise Linux Desktop (v. 5 client) xorg-x11-server 1.1.1-48.107.el5_11, xorg-x11-server-Xdmx 1.1.1-48.107.el5_11, xorg-x11-server-Xorg 1.1.1-48.107.el5_11, xorg-x11-server-Xvfb 1.1.1-48.107.el5_11, xorg-x11-server-Xnest 1.1.1-48.107.el5_11, xorg-x11-server-Xephyr 1.1.1-48.107.el5_11, +1 more
fixed: vendor fix RHSA-2014:1982
Red Hat Enterprise Linux Desktop (v. 6) xorg-x11-server 1.15.0-25.el6_6, xorg-x11-server-Xorg 1.15.0-25.el6_6, xorg-x11-server-common 1.15.0-25.el6_6, xorg-x11-server-Xephyr 1.15.0-25.el6_6 Red Hat Enterprise Linux Desktop Optional (v. 6) xorg-x11-server-Xdmx 1.15.0-25.el6_6, xorg-x11-server-Xvfb 1.15.0-25.el6_6, xorg-x11-server-Xnest 1.15.0-25.el6_6, xorg-x11-server-source 1.15.0-25.el6_6
fixed: vendor fix RHSA-2014:1983
Red Hat Enterprise Linux Desktop Workstation (v. 5 client) xorg-x11-server 1.1.1-48.107.el5_11, xorg-x11-server-sdk 1.1.1-48.107.el5_11
fixed: vendor fix RHSA-2014:1982
Red Hat Enterprise Linux HPC Node Optional (v. 6) xorg-x11-server 1.15.0-25.el6_6, xorg-x11-server-Xdmx 1.15.0-25.el6_6, xorg-x11-server-Xorg 1.15.0-25.el6_6, xorg-x11-server-Xvfb 1.15.0-25.el6_6, xorg-x11-server-Xnest 1.15.0-25.el6_6, xorg-x11-server-common 1.15.0-25.el6_6, +2 more Red Hat Enterprise Linux Server (v. 6) xorg-x11-server 1.15.0-25.el6_6, xorg-x11-server-Xorg 1.15.0-25.el6_6, xorg-x11-server-common 1.15.0-25.el6_6, xorg-x11-server-Xephyr 1.15.0-25.el6_6 Red Hat Enterprise Linux Server (v. 7) xorg-x11-server 1.15.0-7.el7_0.3, xorg-x11-server-Xorg 1.15.0-7.el7_0.3, xorg-x11-server-common 1.15.0-7.el7_0.3, xorg-x11-server-Xephyr 1.15.0-7.el7_0.3 Red Hat Enterprise Linux Server Optional (v. 6) xorg-x11-server-Xdmx 1.15.0-25.el6_6, xorg-x11-server-Xvfb 1.15.0-25.el6_6, xorg-x11-server-Xnest 1.15.0-25.el6_6, xorg-x11-server-source 1.15.0-25.el6_6 Red Hat Enterprise Linux Server Optional (v. 7) xorg-x11-server-Xdmx 1.15.0-7.el7_0.3, xorg-x11-server-Xvfb 1.15.0-7.el7_0.3, xorg-x11-server-Xnest 1.15.0-7.el7_0.3, xorg-x11-server-source 1.15.0-7.el7_0.3 Red Hat Enterprise Linux Workstation (v. 6) xorg-x11-server 1.15.0-25.el6_6, xorg-x11-server-Xorg 1.15.0-25.el6_6, xorg-x11-server-common 1.15.0-25.el6_6, xorg-x11-server-Xephyr 1.15.0-25.el6_6

+3 more productsfewer

Red Hat Enterprise Linux Workstation (v. 7) xorg-x11-server 1.15.0-7.el7_0.3, xorg-x11-server-Xorg 1.15.0-7.el7_0.3, xorg-x11-server-common 1.15.0-7.el7_0.3, xorg-x11-server-Xephyr 1.15.0-7.el7_0.3 Red Hat Enterprise Linux Workstation Optional (v. 6) xorg-x11-server-Xdmx 1.15.0-25.el6_6, xorg-x11-server-Xvfb 1.15.0-25.el6_6, xorg-x11-server-Xnest 1.15.0-25.el6_6, xorg-x11-server-source 1.15.0-25.el6_6 Red Hat Enterprise Linux Workstation Optional (v. 7) xorg-x11-server-Xdmx 1.15.0-7.el7_0.3, xorg-x11-server-Xvfb 1.15.0-7.el7_0.3, xorg-x11-server-Xnest 1.15.0-7.el7_0.3, xorg-x11-server-source 1.15.0-7.el7_0.3

fixed: vendor fix RHSA-2014:1983

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.19% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

x.org /wiki/Development/Security/Advisory-2014-12-09/
patch, vendor-advisory
debian.org /security/2014/dsa-3095
vendor-advisory, third-party-advisory
security.gentoo.org /glsa/201504-06
vendor-advisory, third-party-advisory
mandriva.com /security/advisories?name=MDVSA-2015:119
vendor-advisory, broken-link
oracle.com /technetwork/topics/security/cpujul2015-2367936.html
third-party-advisory
nvidia.custhelp.com /app/answers/detail/a_id/3610
third-party-advisory
advisories.mageia.org /MGASA-2014-0532.html
third-party-advisory
secunia.com /advisories/62292
third-party-advisory
oracle.com /technetwork/topics/security/bulletinjan2015-2370101.html
third-party-advisory
securityfocus.com /bid/71606
vdb-entry, third-party-advisory
secunia.com /advisories/61947
third-party-advisory

Sources

CVE List CVE-2014-8098
NVD CVE-2014-8098

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary