CVE-2026-86849
Dpdk: dpdk: integer overflow combined with missing validation leads to host buffer overflow in vhost-crypto
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in DPDK lib/vhost vhost-crypto. Integer overflow in chain length checks, and missing length checks on the RSA path, can overflow a host buffer in the vhost-crypto backend.
| CWE | CWE-787 |
| Vendor | red hat |
| Product | fast datapath for rhel 10 |
| Published | Oct 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Red Hat / Fast Datapath for RHEL 10
All versions affected Red Hat / Fast Datapath for RHEL 10
All versions affected Red Hat / Fast Datapath for RHEL 10
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenStack Platform 13 (Queens)
All versions affected