<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200701-17"> <title>libgtop: Privilege escalation</title> <synopsis> libgtop improperly handles filenames, possibly allowing for the execution of arbitrary code. </synopsis> <product type="ebuild">libgtop</product> <announced>2007-01-23</announced> <revised count="01">2007-01-23</revised> <bug>162169</bug> <access>local</access> <affected> <package name="gnome-base/libgtop" auto="yes" arch="*"> <unaffected range="ge">2.14.6</unaffected> <vulnerable range="lt">2.14.6</vulnerable> </package> </affected> <background> <p> libgtop facilitates the libgtop_daemon, which is used by GNOME to obtain information about remote systems. </p> </background> <description> <p> Liu Qishuai discovered that glibtop_get_proc_map_s() in sysdeps/linux/procmap.c does not properly allocate memory for storing a filename, allowing certain filenames to cause the buffer to overflow on the stack. </p> </description> <impact type="normal"> <p> By tricking a victim into executing an application that uses the libgtop library (e.g. libgtop_daemon or gnome-system-monitor), a local attacker could specify a specially crafted filename to be used by libgtop causing a buffer overflow and possibly execute arbitrary code with the rights of the user running the application. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All libgtop users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=gnome-base/libgtop-2.14.6"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0235">CVE-2007-0235</uri> </references> <metadata tag="requester" timestamp="2007-01-17T22:40:30Z"> falco </metadata> <metadata tag="submitter" timestamp="2007-01-18T17:24:28Z"> shellsage </metadata> <metadata tag="bugReady" timestamp="2007-01-22T12:14:40Z"> falco </metadata> </glsa>