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Vulnerability record · CVE-2014-8102 · published 10 December 2014

CVE-2014-8102: X.org x server memory buffer overflow vulnerability

XX.Org · X Server

The SProcXFixesSelectSelectionInput function in the XFixes extension in X.Org X Window System (aka X11 or X) X11R6.8.0 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 value.

6.5 CVSS 2.0 Medium EPSS 4.4% · top 9.1% CWE-119 · Memory buffer overflow
6.5CVSS 2.0 base score
4.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
22References
17 Jun 2026Last modified by NVD

Description

The SProcXFixesSelectSelectionInput function in the XFixes extension in X.Org X Window System (aka X11 or X) X11R6.8.0 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 value.

AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://advisories.mageia.org/MGASA-2014-0532.html
http://secunia.com/advisories/61947
http://secunia.com/advisories/62292
http://www.debian.org/security/2014/dsa-3095
http://www.mandriva.com/security/advisories?name=MDVSA-2015:119
http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.securityfocus.com/bid/71608
http://www.x.org/wiki/Development/Security/Advisory-2014-12-09/ PatchVendor Advisory
https://security.gentoo.org/glsa/201504-06
http://advisories.mageia.org/MGASA-2014-0532.html
http://secunia.com/advisories/61947
http://secunia.com/advisories/62292
http://www.debian.org/security/2014/dsa-3095
http://www.mandriva.com/security/advisories?name=MDVSA-2015:119
http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.securityfocus.com/bid/71608
http://www.x.org/wiki/Development/Security/Advisory-2014-12-09/ PatchVendor Advisory
https://security.gentoo.org/glsa/201504-06

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Source: NIST National Vulnerability Database (record CVE-2014-8102), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.