CVE-2026-86856CWE-787

CVE-2026-86856

Medium · published October 14, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
2.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00130 · 2.4th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-10-14T22:19Z
References (2)
https://access.redhat.com/security/cve/CVE-2026-86856 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2529897 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 14 OCT 17:52Z
    Dpdk: dpdk: stack and heap buffer overflow in nfp vdpa driver
    cvelistv5
  • 14 OCT 17:52Z
    Dpdk: dpdk: stack and heap buffer overflow in nfp vdpa driver
    cvelistv5