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

🗓️ 15 Nov 2022 12:06:53Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 12 Views

DPDK DoS via crafted Vhost header crossing more than two descriptors exhausts mbufs.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64dpdk2:21.11.2-1.el9_1dpdk-2:21.11.2-1.el9_1.aarch64.rpm
Red Hat Enterprise Linux9ppc64ledpdk2:21.11.2-1.el9_1dpdk-2:21.11.2-1.el9_1.ppc64le.rpm
Red Hat Enterprise Linux9x86_64dpdk2:21.11.2-1.el9_1dpdk-2:21.11.2-1.el9_1.x86_64.rpm
Red Hat Enterprise Linux9aarch64dpdk-debuginfo2:21.11.2-1.el9_1dpdk-debuginfo-2:21.11.2-1.el9_1.aarch64.rpm
Red Hat Enterprise Linux9ppc64ledpdk-debuginfo2:21.11.2-1.el9_1dpdk-debuginfo-2:21.11.2-1.el9_1.ppc64le.rpm
Red Hat Enterprise Linux9x86_64dpdk-debuginfo2:21.11.2-1.el9_1dpdk-debuginfo-2:21.11.2-1.el9_1.x86_64.rpm
Red Hat Enterprise Linux9aarch64dpdk-debugsource2:21.11.2-1.el9_1dpdk-debugsource-2:21.11.2-1.el9_1.aarch64.rpm
Red Hat Enterprise Linux9ppc64ledpdk-debugsource2:21.11.2-1.el9_1dpdk-debugsource-2:21.11.2-1.el9_1.ppc64le.rpm
Red Hat Enterprise Linux9x86_64dpdk-debugsource2:21.11.2-1.el9_1dpdk-debugsource-2:21.11.2-1.el9_1.x86_64.rpm
Red Hat Enterprise Linux9aarch64dpdk-devel2:21.11.2-1.el9_1dpdk-devel-2:21.11.2-1.el9_1.aarch64.rpm
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28 Jun 2026 12:37Current
7.1High risk
Vulners AI Score7.1
CVSS 3.18.6
EPSS0.01772
12