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CVE details

CVE-2015-3214

The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.

Score
6.9 medium
Published
2015-08-31
Links
NVD · cve.org

Affected ports (1)

PortPackageVersionStatusMaintainer
emulators/qemu-cheriqemu-cheri0.d20260108unaddressedbrooks@FreeBSD.org

VuXML

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>qemu-cheri</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and
	QEMU before 2.3.1 does not distinguish between read lengths and write
	lengths, which might allow guest OS users to execute arbitrary code on
	the host OS by triggering use of an invalid index.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2015-3214</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2015-3214</url>
    </references>
    <dates>
      <discovery>2015-08-31</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>