CVE Database›Document archive›CVE-2018-17206

CVE-2018-17206

openvswitch: Buffer over-read in lib/ofp-actions.c:decode_bundle()

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Severity

Moderate

Red Hat Product Security

4.9

CVSS 3.0

Review impact separately from score.

Published · September 25, 2018

Updated · June 28, 2026

Description

An issue was discovered in Open vSwitch (OvS) 2.5.x through 2.5.5, 2.6.x through 2.6.3, 2.7.x through 2.7.6, 2.8.x through 2.8.4, and 2.9.x through 2.9.2 where the decode_bundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding. A specially crafted flow update applied using the bundling feature of Open vSwitch could potentially cause a crash leading to a denial of service.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.9
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-125 · Out-of-bounds Read