Resource Exhaustion Affecting gnome-session package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.32% (26th percentile)

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  • Snyk IDSNYK-CENTOS6-GNOMESESSION-1974826
  • published26 Jul 2021
  • disclosed11 Jul 2017

Introduced: 11 Jul 2017

CVE-2017-11171  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 gnome-session.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnome-session package and not the gnome-session package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

Bad reference counting in the context of accept_ice_connection() in gsm-xsmp-server.c in old versions of gnome-session up until version 2.29.92 allows a local attacker to establish ICE connections to gnome-session with invalid authentication data (an invalid magic cookie). Each failed authentication attempt will leak a file descriptor in gnome-session. When the maximum number of file descriptors is exhausted in the gnome-session process, it will enter an infinite loop trying to communicate without success, consuming 100% of the CPU. The graphical session associated with the gnome-session process will stop working correctly, because communication with gnome-session is no longer possible.