CVE-2026-86856

A flaw was found in the DPDK nfp vDPA driver. Stack and heap buffers sized for a single queue pair can be overflowed when more virtqueues are configured, leading to a host crash or memory corruption.

Score

CVSS 3.1 6.5 Medium

Status

Awaiting Analysis - secalert@redhat.com

Published

2026-10-14

Last modified

2026-10-15

Weaknesses

CWE-787

Affected products

• Enterprise Linux (Redhat)
• Openshift (Redhat)
• Openstack (Redhat)

References

• https://access.redhat.com/security/cve/CVE-2026-86856
• https://bugzilla.redhat.com/show_bug.cgi?id=2529897