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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-10726
• https://bugs.dpdk.org/show_bug.cgi?id=271
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10726
• https://lists.fedoraproject.org/archives/list/package-announce@lists.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