CVE-2026-86846

A flaw was found in DPDK lib/vhost vhost-crypto. A guest can supply an avail-ring descriptor index that is used without bounds checking, causing an out-of-bounds write in the host vhost-crypto backend.

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-2026-86846
• https://bugzilla.redhat.com/show_bug.cgi?id=2529846