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dpdk: DoS when a Vhost header crosses more than two descriptors and exhausts all mbufs

🗓️ 16 Jan 2023 09:14:56Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Remote attacker can DoS DPDK by crafting a Vhost header that uses more than two descriptors exhausting mbufs.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64ledpdk0:18.11.8-2.el7_9dpdk-0:18.11.8-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7x86_64dpdk0:18.11.8-2.el7_9dpdk-0:18.11.8-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux7ppc64ledpdk-debuginfo0:18.11.8-2.el7_9dpdk-debuginfo-0:18.11.8-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7x86_64dpdk-debuginfo0:18.11.8-2.el7_9dpdk-debuginfo-0:18.11.8-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux7ppc64ledpdk-devel0:18.11.8-2.el7_9dpdk-devel-0:18.11.8-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7x86_64dpdk-devel0:18.11.8-2.el7_9dpdk-devel-0:18.11.8-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux7anydpdk-doc0:18.11.8-2.el7_9.noarchdpdk-doc-0:18.11.8-2.el7_9.noarch.noarch.rpm
Red Hat Enterprise Linux7ppc64ledpdk-tools0:18.11.8-2.el7_9dpdk-tools-0:18.11.8-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7x86_64dpdk-tools0:18.11.8-2.el7_9dpdk-tools-0:18.11.8-2.el7_9.x86_64.rpm

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28 Jun 2026 12:38Current
7.1High risk
Vulners AI Score7.1
CVSS 3.18.6
EPSS0.01772
3