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+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="200709-11">
+ <title>GDM: Local Denial of service</title>
+ <synopsis>
+ GDM can be crashed by a local user, preventing it from managing future
+ displays.
+ </synopsis>
+ <product type="ebuild">gdm</product>
+ <announced>2007-09-18</announced>
+ <revised count="01">2007-09-18</revised>
+ <bug>187919</bug>
+ <access>local</access>
+ <affected>
+ <package name="gnome-base/gdm" auto="yes" arch="*">
+ <unaffected range="ge">2.18.4</unaffected>
+ <unaffected range="rge">2.16.7</unaffected>
+ <vulnerable range="lt">2.18.4</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>
+ GDM is the GNOME display manager.
+ </p>
+ </background>
+ <description>
+ <p>
+ The result of a g_strsplit() call is incorrectly parsed in the files
+ daemon/gdm.c, daemon/gdmconfig.c, gui/gdmconfig.c and
+ gui/gdmflexiserver.c, allowing for a null pointer dereference.
+ </p>
+ </description>
+ <impact type="low">
+ <p>
+ A local user could send a crafted message to /tmp/.gdm_socket that
+ would trigger the null pointer dereference and crash GDM, thus
+ preventing it from managing future displays.
+ </p>
+ </impact>
+ <workaround>
+ <p>
+ Restrict the write permissions on /tmp/.gdm_socket to trusted users
+ only after each GDM restart.
+ </p>
+ </workaround>
+ <resolution>
+ <p>
+ All GDM users should upgrade to the latest version:
+ </p>
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose "gnome-base/gdm"</code>
+ </resolution>
+ <references>
+ <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3381">CVE-2007-3381</uri>
+ </references>
+ <metadata tag="requester" timestamp="2007-08-15T05:40:23Z">
+ jaervosz
+ </metadata>
+ <metadata tag="bugReady" timestamp="2007-08-15T05:40:36Z">
+ jaervosz
+ </metadata>
+ <metadata tag="submitter" timestamp="2007-08-20T09:31:53Z">
+ falco
+ </metadata>
+</glsa>