<security-notice xmlns="http://security.libvirt.org/xmlns/security-notice/1.0">
  <id>2018-0004</id>

  <summary>QEMU agent denial of service</summary>

  <description>
    <![CDATA[The libvirt code that reads data from the QEMU guest agent will read
	     data until encountering a newline, buffering all data in memory
	     with no upper limit applied.]]>
  </description>

  <impact>
    <![CDATA[A malicious guest administrator can cause the libvirtd daemon to consume
	     an arbitrary amount of memory by sending lots of data without any newline
	     characters.]]>
  </impact>

  <workaround>
    <![CDATA[Remove the guest agent configuration from any virtual machine that is
	     untrustworthy and reboot it]]>
  </workaround>

  <credits>
    <reporter>
      <name>Daniel P. Berrangé</name>
      <email>berrange@redhat.com</email>
    </reporter>
    <patcher>
      <name>Daniel P. Berrangé</name>
      <email>berrange@redhat.com</email>
    </patcher>
  </credits>

  <lifecycle>
    <reported>20180301</reported>
    <published>20180314</published>
    <fixed>20180314</fixed>
  </lifecycle>

  <reference>
    <advisory type="CVE" id="2018-1064"/>
  </reference>

  <product name="libvirt">
    <repository>libvirt.git</repository>
    <branch>
      <name>master</name>
      <tag state="vulnerable">v0.9.10</tag>
      <tag state="vulnerable">v0.9.11</tag>
      <tag state="vulnerable">v0.9.12</tag>
      <tag state="vulnerable">v0.9.13</tag>
      <tag state="vulnerable">v0.10.0</tag>
      <tag state="vulnerable">v0.10.1</tag>
      <tag state="vulnerable">v0.10.2</tag>
      <tag state="vulnerable">v1.0.0</tag>
      <tag state="vulnerable">v1.0.1</tag>
      <tag state="vulnerable">v1.0.2</tag>
      <tag state="vulnerable">v1.0.3</tag>
      <tag state="vulnerable">v1.0.4</tag>
      <tag state="vulnerable">v1.0.5</tag>
      <tag state="vulnerable">v1.0.6</tag>
      <tag state="vulnerable">v1.1.0</tag>
      <tag state="vulnerable">v1.1.1</tag>
      <tag state="vulnerable">v1.1.2</tag>
      <tag state="vulnerable">v1.1.3</tag>
      <tag state="vulnerable">v1.1.4</tag>
      <tag state="vulnerable">v1.2.0</tag>
      <tag state="vulnerable">v1.2.1</tag>
      <tag state="vulnerable">v1.2.2</tag>
      <tag state="vulnerable">v1.2.3</tag>
      <tag state="vulnerable">v1.2.4</tag>
      <tag state="vulnerable">v1.2.5</tag>
      <tag state="vulnerable">v1.2.6</tag>
      <tag state="vulnerable">v1.2.7</tag>
      <tag state="vulnerable">v1.2.8</tag>
      <tag state="vulnerable">v1.2.9</tag>
      <tag state="vulnerable">v1.2.10</tag>
      <tag state="vulnerable">v1.2.11</tag>
      <tag state="vulnerable">v1.2.12</tag>
      <tag state="vulnerable">v1.2.13</tag>
      <tag state="vulnerable">v1.2.14</tag>
      <tag state="vulnerable">v1.2.15</tag>
      <tag state="vulnerable">v1.2.16</tag>
      <tag state="vulnerable">v1.2.17</tag>
      <tag state="vulnerable">v1.2.18</tag>
      <tag state="vulnerable">v1.2.19</tag>
      <tag state="vulnerable">v1.2.20</tag>
      <tag state="vulnerable">v1.2.21</tag>
      <tag state="vulnerable">v1.3.0</tag>
      <tag state="vulnerable">v1.3.1</tag>
      <tag state="vulnerable">v1.3.2</tag>
      <tag state="vulnerable">v1.3.3</tag>
      <tag state="vulnerable">v1.3.4</tag>
      <tag state="vulnerable">v1.3.5</tag>
      <tag state="vulnerable">v2.0.0</tag>
      <tag state="vulnerable">v2.1.0</tag>
      <tag state="vulnerable">v2.2.0</tag>
      <tag state="vulnerable">v2.3.0</tag>
      <tag state="vulnerable">v2.4.0</tag>
      <tag state="vulnerable">v2.5.0</tag>
      <tag state="vulnerable">v3.0.0</tag>
      <tag state="vulnerable">v3.1.0</tag>
      <tag state="vulnerable">v3.2.0</tag>
      <tag state="vulnerable">v3.3.0</tag>
      <tag state="vulnerable">v3.4.0</tag>
      <tag state="vulnerable">v3.5.0</tag>
      <tag state="vulnerable">v3.6.0</tag>
      <tag state="vulnerable">v3.7.0</tag>
      <tag state="vulnerable">v3.8.0</tag>
      <tag state="vulnerable">v3.9.0</tag>
      <tag state="vulnerable">v3.10.0</tag>
      <tag state="vulnerable">v4.0.0</tag>
      <tag state="vulnerable">v4.1.0</tag>
      <change state="vulnerable">c160ce3316852a797d7b06b4ee101233866e69a9</change>
      <tag state="fixed">v4.2.0</tag>
      <change state="fixed">fbf31e1a4cd19d6f6e33e0937a009775cd7d9513</change>
    </branch>
    <branch>
      <name>v0.9.11-maint</name>
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      <tag state="vulnerable">v0.9.11.2</tag>
      <tag state="vulnerable">v0.9.11.3</tag>
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    </branch>
    <branch>
      <name>v0.9.12-maint</name>
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    </branch>
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      <name>v0.10.2-maint</name>
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      <tag state="vulnerable">v0.10.2.3</tag>
      <tag state="vulnerable">v0.10.2.4</tag>
      <tag state="vulnerable">v0.10.2.5</tag>
      <tag state="vulnerable">v0.10.2.6</tag>
      <tag state="vulnerable">v0.10.2.7</tag>
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    </branch>
    <branch>
      <name>v1.0.1-maint</name>
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    </branch>
    <branch>
      <name>v1.0.5-maint</name>
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      <tag state="vulnerable">v1.0.5.2</tag>
      <tag state="vulnerable">v1.0.5.3</tag>
      <tag state="vulnerable">v1.0.5.4</tag>
      <tag state="vulnerable">v1.0.5.5</tag>
      <tag state="vulnerable">v1.0.5.6</tag>
      <tag state="vulnerable">v1.0.5.7</tag>
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    </branch>
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      <name>v1.0.6-maint</name>
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    </branch>
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    </branch>
    <branch>
      <name>v1.1.3-maint</name>
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      <tag state="vulnerable">v1.1.3.3</tag>
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      <tag state="vulnerable">v1.1.3.5</tag>
      <tag state="vulnerable">v1.1.3.6</tag>
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    </branch>
  </product>

</security-notice>
