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CVE details

CVE-2022-36648

The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute a malformed program in the guest OS. Note: This has been disputed by multiple third parties as not a valid vulnerability due to the rocker device not falling within the virtualization use case.

Score
10.0 critical
Published
2023-08-22
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>The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device
	model in QEMU, as used in 7.0.0 and earlier, allows remote attackers
	to crash the host qemu and potentially execute code on the host via
	execute a malformed program in the guest OS. Note: This has been
	disputed by multiple third parties as not a valid vulnerability due to
	the rocker device not falling within the virtualization use case.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2022-36648</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2022-36648</url>
    </references>
    <dates>
      <discovery>2023-08-22</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>