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CVE details

CVE-2016-7466

Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.

Score
6.0 medium
Published
2016-12-10
Links
NVD · cve.org

Affected ports (1)

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

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>Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU
	(aka Quick Emulator), when the xhci uses msix, allows local guest OS
	administrators to cause a denial of service (memory consumption and
	possibly QEMU process crash) by repeatedly unplugging a USB device.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2016-7466</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2016-7466</url>
    </references>
    <dates>
      <discovery>2016-12-10</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>