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Vulnerability record · CVE-2020-14375 · published 30 September 2020

CVE-2020-14375: Dpdk data plane development kit toctou race condition vulnerability

Dpdk · Data Plane Development Kit

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Virtio ring descriptors, and the data they describe are in a region of memory accessible by from both the virtual machine and the host. An attacker in a VM can change the contents of the memory after vhost_crypto has validated it. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

7.8 CVSS 3.1 High EPSS 0.25% · top 85.3% CWE-367 · TOCTOU race condition
7.8CVSS 3.1 base score, v2 4.4
0.25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
16References
17 Jun 2026Last modified by NVD

Description

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Virtio ring descriptors, and the data they describe are in a region of memory accessible by from both the virtual machine and the host. An attacker in a VM can change the contents of the memory after vhost_crypto has validated it. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/01/04/1 Mailing List
http://www.openwall.com/lists/oss-security/2021/01/04/2 Mailing List
http://www.openwall.com/lists/oss-security/2021/01/04/5 Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1879468 Issue Tracking
https://usn.ubuntu.com/4550-1/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/09/28/3 Mailing ListPatchThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/01/04/1 Mailing List
http://www.openwall.com/lists/oss-security/2021/01/04/2 Mailing List
http://www.openwall.com/lists/oss-security/2021/01/04/5 Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1879468 Issue Tracking
https://usn.ubuntu.com/4550-1/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/09/28/3 Mailing ListPatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-14375), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.