RHSA-2025:3964 - Security Advisory

Topic

An update for openvswitch3.3 is now available for Fast Datapath for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

• dpdk: Denial Of Service from malicious guest on hypervisors using DPDK Vhost library (CVE-2024-11614)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Fast Datapath 9 x86_64
• Red Hat Enterprise Linux Fast Datapath (for RHEL Server for IBM Power LE) 9 ppc64le
• Red Hat Enterprise Linux Fast Datapath (for IBM z Systems) 9 s390x
• Red Hat Enterprise Linux Fast Datapath (for RHEL for ARM 64) 9 aarch64

Fixes

• BZ - 2327955 - CVE-2024-11614 dpdk: Denial Of Service from malicious guest on hypervisors using DPDK Vhost library
• FDP-1203 - [25.B RHEL-9 OVS-3.3] Fast Datapath Release
• FDP-1175 - [RHEL-9 OVS-3.3] Userspace conntrack doesn't populate ct_tp_src/dst for later IP fragments
• FDP-1176 - [RHEL-9 OVS-3.3] Use after free in ovsdb
• FDP-1177 - [RHEL-9 OVS-3.3] spurious warning: netdev_vport unknown geneve argument 'ipsec_encapsulation'
• FDP-1178 - [RHEL-9 OVS-3.3] [regression][hwol]test openflow strip_vlan falied with 0x88a8 and 0x8100
• FDP-1179 - [RHEL-9 OVS-3.3] netdev-offload-tc: L3/L4 header modifications on IP fragments should not be offloaded
• FDP-359 - [OVSDB] Don't iterate over all the rows on empty mutation requests
• FDP-464 - [OVS IPsec] no ESP in packets for RHEL9 in sefl-signed/CA-signed certificate mode

CVEs

• CVE-2024-11614

References

• https://access.redhat.com/security/updates/classification/#important