metadata/glsa/glsa-202107-10.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202107-10">
  <title>TCG TPM2 Software Stack: Information disclosure</title>
  <synopsis>A bug in TCG TPM2 Software Stack may result in information
    disclosure to a local attacker.
  </synopsis>
  <product type="ebuild">tpm2-tss</product>
  <announced>2021-07-07</announced>
  <revised count="1">2021-07-07</revised>
  <bug>746563</bug>
  <access>local</access>
  <affected>
    <package name="app-crypt/tpm2-tss" auto="yes" arch="*">
      <unaffected range="ge">2.4.3</unaffected>
      <vulnerable range="lt">2.4.3</vulnerable>
    </package>
  </affected>
  <background>
    <p>TCG TPM2 Software Stack is a library to interface with trusted platform
      modules.
    </p>
  </background>
  <description>
    <p>TCG TPM2 Software Stack did not appropriately apply FAPI policies to
      protect data encrypted with the trusted platform module.
    </p>
  </description>
  <impact type="normal">
    <p>Data encrypted using TCG TPM2 Software Stack (tpm2-tss) may not be
      protected from an attacker.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All tpm2-tss users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-crypt/tpm2-tss-2.4.3"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-24455">CVE-2020-24455</uri>
  </references>
  <metadata tag="requester" timestamp="2021-05-24T14:04:16Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2021-07-07T07:58:39Z">whissi</metadata>
</glsa>