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+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="200706-01">
+ <title>libexif: Integer overflow vulnerability</title>
+ <synopsis>
+ libexif fails to handle Exif (EXchangeable Image File) data inputs, making
+ it vulnerable to an integer overflow.
+ </synopsis>
+ <product type="ebuild">libexif</product>
+ <announced>2007-06-05</announced>
+ <revised count="01">2007-06-05</revised>
+ <bug>178081</bug>
+ <access>remote</access>
+ <affected>
+ <package name="media-libs/libexif" auto="yes" arch="*">
+ <unaffected range="ge">0.6.15</unaffected>
+ <vulnerable range="lt">0.6.15</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>
+ libexif is a library for parsing, editing and saving Exif data.
+ </p>
+ </background>
+ <description>
+ <p>
+ Victor Stinner reported an integer overflow in the
+ exif_data_load_data_entry() function from file exif-data.c while
+ handling Exif data.
+ </p>
+ </description>
+ <impact type="normal">
+ <p>
+ An attacker could entice a user to process a file with specially
+ crafted Exif extensions with an application making use of libexif,
+ which will trigger the integer overflow and potentially execute
+ arbitrary code or crash the application.
+ </p>
+ </impact>
+ <workaround>
+ <p>
+ There is no known workaround at this time.
+ </p>
+ </workaround>
+ <resolution>
+ <p>
+ All libexif users should upgrade to the latest version. Please note
+ that users upgrading from "&lt;=media-libs/libexif-0.6.13" should also run
+ revdep-rebuild after their upgrade.
+ </p>
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose "&gt;=media-libs/libexif-0.6.15"
+ # revdep-rebuild --library=/usr/lib/libexif.so</code>
+ </resolution>
+ <references>
+ <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2645">CVE-2007-2645</uri>
+ </references>
+ <metadata tag="submitter" timestamp="2007-06-05T18:50:35Z">
+ falco
+ </metadata>
+ <metadata tag="bugReady" timestamp="2007-06-03T06:19:11Z">
+ falco
+ </metadata>
+</glsa>