CVE-2026-86848CWE-367

CVE-2026-86848

High · published October 14, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
1.2
In the wild
Unconfirmed
What it is

A flaw was found in DPDK lib/vhost vhost-crypto. The indirect-descriptor snapshot double-fetches a guest descriptor next index, allowing a malicious guest to cause an out-of-bounds access in the host backend.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00110 · 1.2th percentile
Weakness
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2026-10-14T22:19Z
References (2)
https://access.redhat.com/security/cve/CVE-2026-86848 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2529853 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 14 OCT 17:50Z
    Dpdk: dpdk: time-of-check/time-of-use vulnerability allowing guest-triggered out-of-bounds write in vhost-crypto
    cvelistv5
  • 14 OCT 17:50Z
    Dpdk: dpdk: time-of-check/time-of-use vulnerability allowing guest-triggered out-of-bounds write in vhost-crypto
    cvelistv5