Vulnerability in Red Hat Fast Datapath for RHEL 10

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• access.redhat.com/security/cve/CVE-2026-86846
• bugzilla.redhat.com/show_bug.cgi