CVE-2016-2074

critical

Published 2016-07-03 · Modified 2026-05-06

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

9.8

Description

Buffer overflow in lib/flow.c in ovs-vswitchd in Open vSwitch 2.2.x and 2.3.x before 2.3.3 and 2.4.x before 2.4.1 allows remote attackers to execute arbitrary code via crafted MPLS packets, as demonstrated by a long string in an ovs-appctl command.

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2.3.0+git20140819-4`
sid	Fixed	`2.3.0+git20140819-4`
forky	Fixed	`2.3.0+git20140819-4`
bullseye	Fixed	`2.3.0+git20140819-4`
bookworm	Fixed	`2.3.0+git20140819-4`

Application impact

Vendor	Product	Versions
openvswitch	openvswitch	`2.2.0`
openvswitch	openvswitch	`2.3.0`
openvswitch	openvswitch	`2.3.1`
openvswitch	openvswitch	`2.3.2`
openvswitch	openvswitch	`2.4.0`
redhat	openshift	`3.1`

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.