CVE-2026-86563CWE-131

CVE-2026-86563

High · published October 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
4.9
In the wild
Unconfirmed
What it is

A flaw was found in DPDK lib/vhost. A double-offset bug in vhost log mapping calculation can lead to incorrect memory access.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00161 · 4.9th percentile
Weakness
CWE-131 · Incorrect Calculation of Buffer Size
Published
2026-10-14T21:20Z
References (2)
https://access.redhat.com/security/cve/CVE-2026-86563 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2529668 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 14 OCT 16:08Z
    Dpdk: dpdk: double offset bug in vhost log mapping calculation
    cvelistv5
  • 14 OCT 16:08Z
    Dpdk: dpdk: double offset bug in vhost log mapping calculation
    cvelistv5