CVE-2014-8091

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-12-10 · updated 2026-06-17

Description

X.Org X Window System (aka X11 and X) X11R5 and X.Org Server (aka xserver and xorg-server) before 1.16.3, when using SUN-DES-1 (Secure RPC) authentication credentials, does not check the return value of a malloc call, which allows remote attackers to cause a denial of service (NULL pointer dereference and server crash) via a crafted connection request.

Affected products

X.Org X11: 5.0
xorg-x11-server: through 1.16.2

References

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/71597
http://www.x.org/wiki/Development/Security/Advisory-2014-12-09/
https://security.gentoo.org/glsa/201504-06
http://advisories.mageia.org/MGASA-2014-0532.html

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