Red Hat Fast Datapath For Rhel 8 vulnerabilities

20 CVEs affecting Red Hat Fast Datapath For Rhel 8, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-86856, published 2026-10-14.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2026-5367, published 2026-04-24. High severity, CVSS 8.6. EPSS: 0.9% chance of exploitation in the next 30 days. A flaw was found in OVN (Open Virtual Network). A remote attacker, by sending crafted DHCPv6 (Dynamic Host Configuration Protocol for IPv6) SOLICIT packets with an inflated Client ID length, could…
CVE-2024-2182, published 2024-03-12. Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days. A flaw was found in the Open Virtual Network (OVN). In OVN clusters where BFD is used between hypervisors for high availability, an attacker can inject specially crafted BFD packets from inside…
CVE-2026-5265, published 2026-04-24. Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days. When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total…
CVE-2026-34956, published 2026-05-05. Medium severity, CVSS 5.9. EPSS: 0.6% chance of exploitation in the next 30 days. A flaw was found in Open vSwitch. When Open vSwitch is configured with a conntrack flow using FTP helpers over the userspace datapath, a remote attacker can send a specially crafted FTP stream with…
CVE-2024-11614, published 2024-12-18. High severity, CVSS 7.4. EPSS: 0.6% chance of exploitation in the next 30 days. An out-of-bounds read vulnerability was found in DPDK's Vhost library checksum offload feature. This issue enables an untrusted or compromised guest to crash the hypervisor's vSwitch by forging…
CVE-2026-100236, published 2026-10-14. High severity, CVSS 8.6. EPSS: 0.3% chance of exploitation in the next 30 days. A flaw was found in the DPDK GSO library. When software GSO copies packet headers into a new mbuf, it does not check that the header fits in the source first segment or in the destination buffer, and…
CVE-2026-86565, published 2026-10-14. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost. A guest can desynchronize virtqueue size from inflight descriptor table size, causing an out-of-bounds write in the host vhost process.
CVE-2026-86563, published 2026-10-14. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost. A double-offset bug in vhost log mapping calculation can lead to incorrect memory access.
CVE-2026-86847, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost vhost-crypto. Write-back chain cleanup can follow an uninitialized next pointer when mapping a guest descriptor fails, causing the host vhost-crypto process to hang…
CVE-2026-86846, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days. 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…

Latest

CVE-2026-86856, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days. A flaw was found in the DPDK nfp vDPA driver. Stack and heap buffers sized for a single queue pair can be overflowed when more virtqueues are configured, leading to a host crash or memory corruption.
CVE-2026-86849, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days. 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.
CVE-2026-86848, published 2026-10-14. High severity, CVSS 8.8. EPSS: 0.1% chance of exploitation in the next 30 days. 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…
CVE-2026-86845, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost vhost-crypto. Session cleanup can leave a stale cached session pointer, and the data path does not check the session type before attaching it, leading to…
CVE-2026-86567, published 2026-10-14. High severity, CVSS 8.8. EPSS: 0.1% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost. The VDUSE handler fails to invalidate vring pointers when the IOTLB is invalidated, leading to use-after-unmap.
CVE-2026-86566, published 2026-10-14. Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days. A flaw was found in DPDK lib/vhost. A guest with runt RX descriptors can underflow the copy length in vhost enqueue, causing a denial of service in a shared vhost backend such as OVS-DPDK.