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6.5Mittel

CVE-2026-86566Dpdk: dpdk: guest with runt rx descriptors underflows copy length in vhost enqueue (split and packed rings)

Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 8; Red Hat Red Hat Enterprise Linux 9; Red Hat Fast Datapath for RHEL 10 Veröffentlicht: (vor 29 Tagen)

Beschreibung

A flaw was found in DPDK lib/vhost. A guest with runt RX descriptors can underflow the copy length in vhost enqueue, causing a denial of service in a shared vhost backend such as OVS-DPDK.

Schwachstellentyp (CWE): CWE-191

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

HerstellerProduktVersionen
enterprise linux 10 —
enterprise linux 8 —
enterprise linux 9 —
Red Hat Fast Datapath for RHEL 10 all versions
Red Hat Fast Datapath for RHEL 8 all versions
Red Hat Fast Datapath for RHEL 9 all versions
Red Hat Red Hat Enterprise Linux 10 all versions
Red Hat Red Hat Enterprise Linux 8 all versions
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat OpenShift Container Platform 4 all versions
Red Hat Red Hat OpenStack Platform 13 (Queens) all versions

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