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

🗓️ 06 Oct 2022 18:32:24Reported by RedHatType 
redhat
 redhat
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DPDK DoS via crafted Vhost header crossing more than two descriptors and exhausting mbufs.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64leopenvswitch2.110:2.11.3-96.2.el7fdpopenvswitch2.11-0:2.11.3-96.2.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7s390xopenvswitch2.110:2.11.3-96.2.el7fdpopenvswitch2.11-0:2.11.3-96.2.el7fdp.s390x.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.110:2.11.3-96.2.el7fdpopenvswitch2.11-0:2.11.3-96.2.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7ppc64leopenvswitch2.11-debuginfo0:2.11.3-96.2.el7fdpopenvswitch2.11-debuginfo-0:2.11.3-96.2.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7s390xopenvswitch2.11-debuginfo0:2.11.3-96.2.el7fdpopenvswitch2.11-debuginfo-0:2.11.3-96.2.el7fdp.s390x.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.11-debuginfo0:2.11.3-96.2.el7fdpopenvswitch2.11-debuginfo-0:2.11.3-96.2.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7ppc64leopenvswitch2.11-devel0:2.11.3-96.2.el7fdpopenvswitch2.11-devel-0:2.11.3-96.2.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7s390xopenvswitch2.11-devel0:2.11.3-96.2.el7fdpopenvswitch2.11-devel-0:2.11.3-96.2.el7fdp.s390x.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.11-devel0:2.11.3-96.2.el7fdpopenvswitch2.11-devel-0:2.11.3-96.2.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7anyopenvswitch2.11-test0:2.11.3-96.2.el7fdp.noarchopenvswitch2.11-test-0:2.11.3-96.2.el7fdp.noarch.noarch.rpm
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