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Fencer Vulns
medium 6.0

CVE-2020-10726 json

A vulnerability was found in DPDK versions 19.11 and above.

published 2020-05-20 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3153

cvss
6.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

A vulnerability was found in DPDK versions 19.11 and above. A malicious container that has direct access to the vhost-user socket can keep sending VHOST_USER_GET_INFLIGHT_FD messages, causing a resource leak (file descriptors and virtual memory), which may result in a denial of service.

Patch / fix

  • dpdk Debian 14, Debian 13, Debian 12 19.11.2-1

debian advisories DEBIAN-CVE-2020-10726

  • dpdk Ubuntu 20.04 LTS 19.11.1-0ubuntu1.1

ubuntu advisories UBUNTU-CVE-2020-10726

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • dpdk RHEL 8 19.11.3-1.el8
  • dpdk-tools RHEL 8 19.11.3-1.el8
  • openvswitch2.13 RHEL 8 2.13.0-25.el8fdp.1
  • openvswitch2.13-test RHEL 8 2.13.0-25.el8fdp.1
  • python3-openvswitch2.13 RHEL 8 2.13.0-25.el8fdp.1
  • network-scripts-openvswitch2.13 RHEL 8 2.13.0-25.el8fdp.1

red hat advisories RHSA-2020:4806RHSA-2020:2295

  • dpdk SLE Module for Server Applications 15 SP1 18.11.3-4.6.2
  • dpdk SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 18.11.3-3.19.2
  • dpdk-thunderx SLES 15-LTSS, SLE High Performance Computing 15-LTSS, SLE High Performance Computing 15-ESPOS 18.11.3-3.19.2

suse advisories SUSE-SU-2020:1335-1SUSE-SU-2020:1334-1

  • dpdk openSUSE Leap 15.1 18.11.3-lp151.3.4.1

opensuse advisories openSUSE-SU-2020:0693-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-10726 updated cvss 4.4

dpdk: librte_vhost VHOST_USER_GET_INFLIGHT_FD message flooding to result in a DoS

  • Red Hat OpenStack Platform 10 (Newton) openvswitch, openvswitch-test, python-openvswitch, openvswitch-ovn-host, openvswitch-ovn-vtep, openvswitch-ovn-common, +2 more
    affected: no fix planned “Out of support scope”
  • Red Hat Fast Datapath for Red Hat Enterprise Linux 8 openvswitch2.13 2.13.0-25.el8fdp.1, openvswitch2.13-test 2.13.0-25.el8fdp.1, python3-openvswitch2.13 2.13.0-25.el8fdp.1, network-scripts-openvswitch2.13 2.13.0-25.el8fdp.1
    fixed: vendor fix RHSA-2020:2295
  • Red Hat Enterprise Linux AppStream (v. 8) dpdk 19.11.3-1.el8, dpdk-tools 19.11.3-1.el8
    fixed: vendor fix RHSA-2020:4806
  • Red Hat Fast Datapath for RHEL 7 openvswitch, openvswitch2.10, openvswitch2.11, openvswitch2.12, openvswitch2.13, openvswitch-test, +19 more Red Hat Fast Datapath for RHEL 8 openvswitch2.11, openvswitch2.12, openvswitch2.11-test, openvswitch2.12-test, python3-openvswitch2.11, python3-openvswitch2.12, +2 more Red Hat Ceph Storage 3 ceph, librbd1, librgw2, ceph-mds, ceph-mgr, ceph-mon, +15 more Red Hat Ceph Storage 4 ceph, librbd1, librgw2, rbd-nbd, ceph-mds, ceph-mgr, +27 more Red Hat Enterprise Linux 7 dpdk Red Hat OpenStack Platform 13 (Queens) openvswitch, openvswitch2.11, openvswitch-test, python-openvswitch, openvswitch-ovn-host, openvswitch-ovn-vtep, +4 more
    +3 more products
    Red Hat OpenStack Platform 15 (Stein) rhosp-openvswitch, python3-rhosp-openvswitch, rhosp-openvswitch-ovn-host, rhosp-openvswitch-ovn-vtep, rhosp-openvswitch-ovn-common, rhosp-openvswitch-ovn-central Red Hat OpenStack Platform 16 (Train) rhosp-openvswitch, rhosp-openvswitch-test, python3-rhosp-openvswitch, rhosp-openvswitch-ovn-host, rhosp-openvswitch-ovn-vtep, rhosp-openvswitch-ovn-common, +2 more Red Hat Virtualization 4 openvswitch, openvswitch-test, python-openvswitch, openvswitch-ovn-host, openvswitch-ovn-vtep, openvswitch-ovn-common, +1 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
NVD 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • [UNKNOWN] dpdk

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.