CVE-2020-10725

Severity: high (CVSS 7.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-05-20 · updated 2026-06-17
Weakness: CWE-665

Description

A flaw was found in DPDK version 19.11 and above that allows a malicious guest to cause a segmentation fault of the vhost-user backend application running on the host, which could result in a loss of connectivity for the other guests running on that host. This is caused by a missing validity check of the descriptor address in the function `virtio_dev_rx_batch_packed()`.

Affected products

DPDK Data Plane Development Kit: through 19.11
Fedoraproject Fedora: 32
openSUSE Leap: 15.1
Oracle Corporation Enterprise Communications Broker: 3.1.0, 3.2.0

References

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00045.html
https://bugs.dpdk.org/show_bug.cgi?id=270
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10725
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRHKFVV4MRWNNJOYQOVP64L4UVWYPEO4/
https://www.openwall.com/lists/oss-security/2020/05/18/2
https://www.oracle.com/security-alerts/cpujan2021.html
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00045.html
https://bugs.dpdk.org/show_bug.cgi?id=270
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10725
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRHKFVV4MRWNNJOYQOVP64L4UVWYPEO4/
https://www.openwall.com/lists/oss-security/2020/05/18/2
https://www.oracle.com/security-alerts/cpujan2021.html

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