CVE-2026-86848

Published: Oct 14, 2026Modified: Oct 14, 2026

8.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability: 2.0 / Impact: 6.0

Source: secalert@redhat.com (Secondary)

Description

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.

Related CWEs

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

References (2)

https://access.redhat.com/security/cve/CVE-2026-86848

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2529853

Source: secalert@redhat.com

Timeline

No history available yet.