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CVE details

CVE-2022-26354

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

Score
3.2 low
Published
2022-03-16
Links
NVD · cve.org

Affected ports (2)

PortPackageVersionStatusMaintainer
emulators/qemu-cheriqemu-cheri0.d20260108unaddressedbrooks@FreeBSD.org
emulators/qemu-user-staticqemu-user-static3.1.0_16unaddressedemulation@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>
      <package>
	<name>qemu-user-static</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>A flaw was found in the vhost-vsock device of QEMU. In case of error,
	an invalid element was not detached from the virtqueue before freeing
	its memory, leading to memory leakage and other unexpected results.
	Affected QEMU versions <= 6.2.0.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2022-26354</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2022-26354</url>
    </references>
    <dates>
      <discovery>2022-03-16</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>